20749564080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9421}}^1$

素因数の和:9489

約数の個数: 480

約数和(自身を含む): 87484400640

約数和(自身を除く): 66734836560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 23, 24, 28, 30, 35, 36, 38, 40, 42, 45, 46, 48, 56, 57, 60, 63, 69, 70, 72, 76, 80, 84, 90, 92, 95, 105, 112, 114, 115, 120, 126, 133, 138, 140, 144, 152, 161, 168, 171, 180, 184, 190, 207, 210, 228, 230, 240, 252, 266, 276, 280, 285, 304, 315, 322, 336, 342, 345, 360, 368, 380, 399, 414, 420, 437, 456, 460, 483, 504, 532, 552, 560, 570, 630, 644, 665, 684, 690, 720, 760, 798, 805, 828, 840, 855, 874, 912, 920, 966, 1008, 1035, 1064, 1104, 1140, 1197, 1260, 1288, 1311, 1330, 1368, 1380, 1449, 1520, 1596, 1610, 1656, 1680, 1710, 1748, 1840, 1932, 1995, 2070, 2128, 2185, 2280, 2394, 2415, 2520, 2576, 2622, 2660, 2736, 2760, 2898, 3059, 3192, 3220, 3312, 3420, 3496, 3864, 3933, 3990, 4140, 4370, 4560, 4788, 4830, 5040, 5244, 5320, 5520, 5796, 5985, 6118, 6384, 6440, 6555, 6840, 6992, 7245, 7728, 7866, 7980, 8280, 8740, 9177, 9421, 9576, 9660, 10488, 10640, 11592, 11970, 12236, 12880, 13110, 13680, 14490, 15295, 15732, 15960, 16560, 17480, 18354, 18842, 19152, 19320, 19665, 20976, 23184, 23940, 24472, 26220, 27531, 28263, 28980, 30590, 31464, 31920, 34960, 36708, 37684, 38640, 39330, 45885, 47105, 47880, 48944, 52440, 55062, 56526, 57960, 61180, 62928, 65947, 73416, 75368, 78660, 84789, 91770, 94210, 95760, 104880, 110124, 113052, 115920, 122360, 131894, 137655, 141315, 146832, 150736, 157320, 169578, 178999, 183540, 188420, 197841, 216683, 220248, 226104, 244720, 263788, 275310, 282630, 314640, 329735, 339156, 357998, 367080, 376840, 395682, 423945, 433366, 440496, 452208, 527576, 536997, 550620, 565260, 593523, 650049, 659470, 678312, 715996, 734160, 753680, 791364, 847890, 866732, 894995, 989205, 1055152, 1073994, 1083415, 1101240, 1130520, 1187046, 1252993, 1300098, 1318940, 1356624, 1431992, 1516781, 1582728, 1610991, 1695780, 1733464, 1789990, 1950147, 1978410, 2147988, 2166830, 2202480, 2261040, 2374092, 2505986, 2600196, 2637880, 2684985, 2863984, 2967615, 3033562, 3165456, 3221982, 3250245, 3391560, 3466928, 3579980, 3758979, 3900294, 3956820, 4116977, 4295976, 4333660, 4550343, 4748184, 5011972, 5200392, 5275760, 5369970, 5935230, 6067124, 6264965, 6443964, 6500490, 6783120, 7159960, 7517958, 7583905, 7800588, 7913640, 8054955, 8233954, 8591952, 8667320, 9100686, 9496368, 9750735, 10023944, 10400784, 10739940, 11276937, 11870460, 12134248, 12350931, 12529930, 12887928, 13000980, 13651029, 14319920, 15035916, 15167810, 15601176, 15827280, 16109910, 16467908, 17334640, 18201372, 18794895, 19501470, 20047888, 20584885, 21479880, 22553874, 22751715, 23740920, 24268496, 24701862, 25059860, 25775856, 26001960, 27302058, 28818839, 30071832, 30335620, 31202352, 32219820, 32935816, 36402744, 37052793, 37589790, 39002940, 41169770, 42959760, 45107748, 45503430, 47481840, 49403724, 50119720, 52003920, 54604116, 56384685, 57637678, 60143664, 60671240, 61754655, 64439640, 65871632, 68255145, 72805488, 74105586, 75179580, 78005880, 82339540, 86456517, 90215496, 91006860, 98807448, 100239440, 109208232, 112769370, 115275356, 121342480, 123509310, 128879280, 136510290, 144094195, 148211172, 150359160, 156011760, 164679080, 172913034, 180430992, 182013720, 185263965, 197614896, 218416464, 225538740, 230550712, 247018620, 259369551, 273020580, 288188390, 296422344, 300718320, 329358160, 345826068, 364027440, 370527930, 432282585, 451077480, 461101424, 494037240, 518739102, 546041160, 576376780, 592844688, 691652136, 741055860, 864565170, 902154960, 988074480, 1037478204, 1092082320, 1152753560, 1296847755, 1383304272, 1482111720, 1729130340, 2074956408, 2305507120, 2593695510, 2964223440, 3458260680, 4149912816, 5187391020, 6916521360, 10374782040, 20749564080]

約数ペア:

[(1, 20749564080), (2, 10374782040), (3, 6916521360), (4, 5187391020), (5, 4149912816), (6, 3458260680), (7, 2964223440), (8, 2593695510), (9, 2305507120), (10, 2074956408), (12, 1729130340), (14, 1482111720), (15, 1383304272), (16, 1296847755), (18, 1152753560), (19, 1092082320), (20, 1037478204), (21, 988074480), (23, 902154960), (24, 864565170), (28, 741055860), (30, 691652136), (35, 592844688), (36, 576376780), (38, 546041160), (40, 518739102), (42, 494037240), (45, 461101424), (46, 451077480), (48, 432282585), (56, 370527930), (57, 364027440), (60, 345826068), (63, 329358160), (69, 300718320), (70, 296422344), (72, 288188390), (76, 273020580), (80, 259369551), (84, 247018620), (90, 230550712), (92, 225538740), (95, 218416464), (105, 197614896), (112, 185263965), (114, 182013720), (115, 180430992), (120, 172913034), (126, 164679080), (133, 156011760), (138, 150359160), (140, 148211172), (144, 144094195), (152, 136510290), (161, 128879280), (168, 123509310), (171, 121342480), (180, 115275356), (184, 112769370), (190, 109208232), (207, 100239440), (210, 98807448), (228, 91006860), (230, 90215496), (240, 86456517), (252, 82339540), (266, 78005880), (276, 75179580), (280, 74105586), (285, 72805488), (304, 68255145), (315, 65871632), (322, 64439640), (336, 61754655), (342, 60671240), (345, 60143664), (360, 57637678), (368, 56384685), (380, 54604116), (399, 52003920), (414, 50119720), (420, 49403724), (437, 47481840), (456, 45503430), (460, 45107748), (483, 42959760), (504, 41169770), (532, 39002940), (552, 37589790), (560, 37052793), (570, 36402744), (630, 32935816), (644, 32219820), (665, 31202352), (684, 30335620), (690, 30071832), (720, 28818839), (760, 27302058), (798, 26001960), (805, 25775856), (828, 25059860), (840, 24701862), (855, 24268496), (874, 23740920), (912, 22751715), (920, 22553874), (966, 21479880), (1008, 20584885), (1035, 20047888), (1064, 19501470), (1104, 18794895), (1140, 18201372), (1197, 17334640), (1260, 16467908), (1288, 16109910), (1311, 15827280), (1330, 15601176), (1368, 15167810), (1380, 15035916), (1449, 14319920), (1520, 13651029), (1596, 13000980), (1610, 12887928), (1656, 12529930), (1680, 12350931), (1710, 12134248), (1748, 11870460), (1840, 11276937), (1932, 10739940), (1995, 10400784), (2070, 10023944), (2128, 9750735), (2185, 9496368), (2280, 9100686), (2394, 8667320), (2415, 8591952), (2520, 8233954), (2576, 8054955), (2622, 7913640), (2660, 7800588), (2736, 7583905), (2760, 7517958), (2898, 7159960), (3059, 6783120), (3192, 6500490), (3220, 6443964), (3312, 6264965), (3420, 6067124), (3496, 5935230), (3864, 5369970), (3933, 5275760), (3990, 5200392), (4140, 5011972), (4370, 4748184), (4560, 4550343), (4788, 4333660), (4830, 4295976), (5040, 4116977), (5244, 3956820), (5320, 3900294), (5520, 3758979), (5796, 3579980), (5985, 3466928), (6118, 3391560), (6384, 3250245), (6440, 3221982), (6555, 3165456), (6840, 3033562), (6992, 2967615), (7245, 2863984), (7728, 2684985), (7866, 2637880), (7980, 2600196), (8280, 2505986), (8740, 2374092), (9177, 2261040), (9421, 2202480), (9576, 2166830), (9660, 2147988), (10488, 1978410), (10640, 1950147), (11592, 1789990), (11970, 1733464), (12236, 1695780), (12880, 1610991), (13110, 1582728), (13680, 1516781), (14490, 1431992), (15295, 1356624), (15732, 1318940), (15960, 1300098), (16560, 1252993), (17480, 1187046), (18354, 1130520), (18842, 1101240), (19152, 1083415), (19320, 1073994), (19665, 1055152), (20976, 989205), (23184, 894995), (23940, 866732), (24472, 847890), (26220, 791364), (27531, 753680), (28263, 734160), (28980, 715996), (30590, 678312), (31464, 659470), (31920, 650049), (34960, 593523), (36708, 565260), (37684, 550620), (38640, 536997), (39330, 527576), (45885, 452208), (47105, 440496), (47880, 433366), (48944, 423945), (52440, 395682), (55062, 376840), (56526, 367080), (57960, 357998), (61180, 339156), (62928, 329735), (65947, 314640), (73416, 282630), (75368, 275310), (78660, 263788), (84789, 244720), (91770, 226104), (94210, 220248), (95760, 216683), (104880, 197841), (110124, 188420), (113052, 183540), (115920, 178999), (122360, 169578), (131894, 157320), (137655, 150736), (141315, 146832)]