408927120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:622

約数の個数: 320

約数和(自身を含む): 1594183680

約数和(自身を除く): 1185256560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 23, 24, 28, 30, 35, 38, 40, 42, 46, 48, 56, 57, 60, 69, 70, 76, 80, 84, 92, 95, 105, 112, 114, 115, 120, 133, 138, 140, 152, 161, 168, 184, 190, 210, 228, 230, 240, 266, 276, 280, 285, 304, 322, 336, 345, 368, 380, 399, 420, 437, 456, 460, 483, 532, 552, 557, 560, 570, 644, 665, 690, 760, 798, 805, 840, 874, 912, 920, 966, 1064, 1104, 1114, 1140, 1288, 1311, 1330, 1380, 1520, 1596, 1610, 1671, 1680, 1748, 1840, 1932, 1995, 2128, 2185, 2228, 2280, 2415, 2576, 2622, 2660, 2760, 2785, 3059, 3192, 3220, 3342, 3496, 3864, 3899, 3990, 4370, 4456, 4560, 4830, 5244, 5320, 5520, 5570, 6118, 6384, 6440, 6555, 6684, 6992, 7728, 7798, 7980, 8355, 8740, 8912, 9177, 9660, 10488, 10583, 10640, 11140, 11697, 12236, 12811, 12880, 13110, 13368, 15295, 15596, 15960, 16710, 17480, 18354, 19320, 19495, 20976, 21166, 22280, 23394, 24472, 25622, 26220, 26736, 30590, 31192, 31749, 31920, 33420, 34960, 36708, 38433, 38640, 38990, 42332, 44560, 45885, 46788, 48944, 51244, 52440, 52915, 58485, 61180, 62384, 63498, 64055, 66840, 73416, 74081, 76866, 77980, 84664, 89677, 91770, 93576, 102488, 104880, 105830, 116970, 122360, 126996, 128110, 133680, 146832, 148162, 153732, 155960, 158745, 169328, 179354, 183540, 187152, 192165, 204976, 211660, 222243, 233940, 243409, 244720, 253992, 256220, 269031, 296324, 307464, 311920, 317490, 358708, 367080, 370405, 384330, 423320, 444486, 448385, 467880, 486818, 507984, 512440, 538062, 592648, 614928, 634980, 717416, 730227, 734160, 740810, 768660, 846640, 888972, 896770, 935760, 973636, 1024880, 1076124, 1111215, 1185296, 1217045, 1269960, 1345155, 1434832, 1460454, 1481620, 1537320, 1703863, 1777944, 1793540, 1947272, 2152248, 2222430, 2434090, 2539920, 2690310, 2920908, 2963240, 3074640, 3407726, 3555888, 3587080, 3651135, 3894544, 4304496, 4444860, 4868180, 5111589, 5380620, 5841816, 5926480, 6815452, 7174160, 7302270, 8519315, 8889720, 9736360, 10223178, 10761240, 11683632, 13630904, 14604540, 17038630, 17779440, 19472720, 20446356, 21522480, 25557945, 27261808, 29209080, 34077260, 40892712, 51115890, 58418160, 68154520, 81785424, 102231780, 136309040, 204463560, 408927120]

約数ペア:

[(1, 408927120), (2, 204463560), (3, 136309040), (4, 102231780), (5, 81785424), (6, 68154520), (7, 58418160), (8, 51115890), (10, 40892712), (12, 34077260), (14, 29209080), (15, 27261808), (16, 25557945), (19, 21522480), (20, 20446356), (21, 19472720), (23, 17779440), (24, 17038630), (28, 14604540), (30, 13630904), (35, 11683632), (38, 10761240), (40, 10223178), (42, 9736360), (46, 8889720), (48, 8519315), (56, 7302270), (57, 7174160), (60, 6815452), (69, 5926480), (70, 5841816), (76, 5380620), (80, 5111589), (84, 4868180), (92, 4444860), (95, 4304496), (105, 3894544), (112, 3651135), (114, 3587080), (115, 3555888), (120, 3407726), (133, 3074640), (138, 2963240), (140, 2920908), (152, 2690310), (161, 2539920), (168, 2434090), (184, 2222430), (190, 2152248), (210, 1947272), (228, 1793540), (230, 1777944), (240, 1703863), (266, 1537320), (276, 1481620), (280, 1460454), (285, 1434832), (304, 1345155), (322, 1269960), (336, 1217045), (345, 1185296), (368, 1111215), (380, 1076124), (399, 1024880), (420, 973636), (437, 935760), (456, 896770), (460, 888972), (483, 846640), (532, 768660), (552, 740810), (557, 734160), (560, 730227), (570, 717416), (644, 634980), (665, 614928), (690, 592648), (760, 538062), (798, 512440), (805, 507984), (840, 486818), (874, 467880), (912, 448385), (920, 444486), (966, 423320), (1064, 384330), (1104, 370405), (1114, 367080), (1140, 358708), (1288, 317490), (1311, 311920), (1330, 307464), (1380, 296324), (1520, 269031), (1596, 256220), (1610, 253992), (1671, 244720), (1680, 243409), (1748, 233940), (1840, 222243), (1932, 211660), (1995, 204976), (2128, 192165), (2185, 187152), (2228, 183540), (2280, 179354), (2415, 169328), (2576, 158745), (2622, 155960), (2660, 153732), (2760, 148162), (2785, 146832), (3059, 133680), (3192, 128110), (3220, 126996), (3342, 122360), (3496, 116970), (3864, 105830), (3899, 104880), (3990, 102488), (4370, 93576), (4456, 91770), (4560, 89677), (4830, 84664), (5244, 77980), (5320, 76866), (5520, 74081), (5570, 73416), (6118, 66840), (6384, 64055), (6440, 63498), (6555, 62384), (6684, 61180), (6992, 58485), (7728, 52915), (7798, 52440), (7980, 51244), (8355, 48944), (8740, 46788), (8912, 45885), (9177, 44560), (9660, 42332), (10488, 38990), (10583, 38640), (10640, 38433), (11140, 36708), (11697, 34960), (12236, 33420), (12811, 31920), (12880, 31749), (13110, 31192), (13368, 30590), (15295, 26736), (15596, 26220), (15960, 25622), (16710, 24472), (17480, 23394), (18354, 22280), (19320, 21166), (19495, 20976)]