21126162720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{271}}^1$

素因数の和:377

約数の個数: 432

約数和(自身を含む): 74734482816

約数和(自身を除く): 53608320096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 169, 186, 195, 208, 240, 248, 260, 271, 310, 312, 338, 372, 390, 403, 416, 465, 480, 496, 507, 520, 542, 620, 624, 676, 744, 780, 806, 813, 845, 930, 961, 992, 1014, 1040, 1084, 1209, 1240, 1248, 1352, 1355, 1488, 1560, 1612, 1626, 1690, 1860, 1922, 2015, 2028, 2080, 2168, 2418, 2480, 2535, 2704, 2710, 2883, 2976, 3120, 3224, 3252, 3380, 3523, 3720, 3844, 4030, 4056, 4065, 4336, 4805, 4836, 4960, 5070, 5239, 5408, 5420, 5766, 6045, 6240, 6448, 6504, 6760, 7046, 7440, 7688, 8060, 8112, 8130, 8401, 8672, 9610, 9672, 10140, 10478, 10569, 10840, 11532, 12090, 12493, 12896, 13008, 13520, 14092, 14415, 14880, 15376, 15717, 16120, 16224, 16260, 16802, 17615, 19220, 19344, 20280, 20956, 21138, 21680, 23064, 24180, 24986, 25203, 26016, 26195, 27040, 28184, 28830, 30752, 31434, 32240, 32520, 33604, 35230, 37479, 38440, 38688, 40560, 41912, 42005, 42276, 43360, 45799, 46128, 48360, 49972, 50406, 52390, 52845, 56368, 57660, 62465, 62868, 64480, 65040, 67208, 70460, 74958, 76880, 78585, 81120, 83824, 84010, 84552, 91598, 92256, 96720, 99944, 100812, 104780, 105690, 109213, 112736, 115320, 124930, 125736, 126015, 130080, 134416, 137397, 140920, 149916, 153760, 157170, 162409, 167648, 168020, 169104, 183196, 187395, 193440, 199888, 201624, 209560, 211380, 218426, 228995, 230640, 249860, 251472, 252030, 260431, 268832, 274794, 281840, 299832, 314340, 324818, 327639, 336040, 338208, 366392, 374790, 399776, 403248, 419120, 422760, 436852, 457990, 461280, 487227, 499720, 502944, 504060, 520862, 546065, 549588, 563680, 599664, 628680, 649636, 655278, 672080, 686985, 732784, 749580, 781293, 806496, 812045, 838240, 845520, 873704, 915980, 974454, 999440, 1008120, 1041724, 1092130, 1099176, 1199328, 1257360, 1299272, 1302155, 1310556, 1344160, 1373970, 1419769, 1465568, 1499160, 1562586, 1624090, 1638195, 1691040, 1747408, 1831960, 1948908, 1998880, 2016240, 2083448, 2184260, 2198352, 2436135, 2514720, 2598544, 2604310, 2621112, 2747940, 2839538, 2998320, 3125172, 3248180, 3276390, 3385603, 3494816, 3663920, 3897816, 3906465, 4032480, 4166896, 4259307, 4368520, 4396704, 4872270, 5197088, 5208620, 5242224, 5495880, 5679076, 5996640, 6250344, 6496360, 6552780, 6771206, 7098845, 7327840, 7795632, 7812930, 8333792, 8518614, 8737040, 9744540, 10156809, 10417240, 10484448, 10991760, 11358152, 12500688, 12992720, 13105560, 13542412, 14197690, 15591264, 15625860, 16928015, 17037228, 17474080, 19489080, 20313618, 20834480, 21296535, 21983520, 22716304, 25001376, 25985440, 26211120, 27084824, 28395380, 31251720, 33856030, 34074456, 38978160, 40627236, 41668960, 42593070, 44012839, 45432608, 50784045, 52422240, 54169648, 56790760, 62503440, 67712060, 68148912, 77956320, 81254472, 85186140, 88025678, 101568090, 108339296, 113581520, 125006880, 132038517, 135424120, 136297824, 162508944, 170372280, 176051356, 203136180, 220064195, 227163040, 264077034, 270848240, 325017888, 340744560, 352102712, 406272360, 440128390, 528154068, 541696480, 660192585, 681489120, 704205424, 812544720, 880256780, 1056308136, 1320385170, 1408410848, 1625089440, 1760513560, 2112616272, 2640770340, 3521027120, 4225232544, 5281540680, 7042054240, 10563081360, 21126162720]

約数ペア:

[(1, 21126162720), (2, 10563081360), (3, 7042054240), (4, 5281540680), (5, 4225232544), (6, 3521027120), (8, 2640770340), (10, 2112616272), (12, 1760513560), (13, 1625089440), (15, 1408410848), (16, 1320385170), (20, 1056308136), (24, 880256780), (26, 812544720), (30, 704205424), (31, 681489120), (32, 660192585), (39, 541696480), (40, 528154068), (48, 440128390), (52, 406272360), (60, 352102712), (62, 340744560), (65, 325017888), (78, 270848240), (80, 264077034), (93, 227163040), (96, 220064195), (104, 203136180), (120, 176051356), (124, 170372280), (130, 162508944), (155, 136297824), (156, 135424120), (160, 132038517), (169, 125006880), (186, 113581520), (195, 108339296), (208, 101568090), (240, 88025678), (248, 85186140), (260, 81254472), (271, 77956320), (310, 68148912), (312, 67712060), (338, 62503440), (372, 56790760), (390, 54169648), (403, 52422240), (416, 50784045), (465, 45432608), (480, 44012839), (496, 42593070), (507, 41668960), (520, 40627236), (542, 38978160), (620, 34074456), (624, 33856030), (676, 31251720), (744, 28395380), (780, 27084824), (806, 26211120), (813, 25985440), (845, 25001376), (930, 22716304), (961, 21983520), (992, 21296535), (1014, 20834480), (1040, 20313618), (1084, 19489080), (1209, 17474080), (1240, 17037228), (1248, 16928015), (1352, 15625860), (1355, 15591264), (1488, 14197690), (1560, 13542412), (1612, 13105560), (1626, 12992720), (1690, 12500688), (1860, 11358152), (1922, 10991760), (2015, 10484448), (2028, 10417240), (2080, 10156809), (2168, 9744540), (2418, 8737040), (2480, 8518614), (2535, 8333792), (2704, 7812930), (2710, 7795632), (2883, 7327840), (2976, 7098845), (3120, 6771206), (3224, 6552780), (3252, 6496360), (3380, 6250344), (3523, 5996640), (3720, 5679076), (3844, 5495880), (4030, 5242224), (4056, 5208620), (4065, 5197088), (4336, 4872270), (4805, 4396704), (4836, 4368520), (4960, 4259307), (5070, 4166896), (5239, 4032480), (5408, 3906465), (5420, 3897816), (5766, 3663920), (6045, 3494816), (6240, 3385603), (6448, 3276390), (6504, 3248180), (6760, 3125172), (7046, 2998320), (7440, 2839538), (7688, 2747940), (8060, 2621112), (8112, 2604310), (8130, 2598544), (8401, 2514720), (8672, 2436135), (9610, 2198352), (9672, 2184260), (10140, 2083448), (10478, 2016240), (10569, 1998880), (10840, 1948908), (11532, 1831960), (12090, 1747408), (12493, 1691040), (12896, 1638195), (13008, 1624090), (13520, 1562586), (14092, 1499160), (14415, 1465568), (14880, 1419769), (15376, 1373970), (15717, 1344160), (16120, 1310556), (16224, 1302155), (16260, 1299272), (16802, 1257360), (17615, 1199328), (19220, 1099176), (19344, 1092130), (20280, 1041724), (20956, 1008120), (21138, 999440), (21680, 974454), (23064, 915980), (24180, 873704), (24986, 845520), (25203, 838240), (26016, 812045), (26195, 806496), (27040, 781293), (28184, 749580), (28830, 732784), (30752, 686985), (31434, 672080), (32240, 655278), (32520, 649636), (33604, 628680), (35230, 599664), (37479, 563680), (38440, 549588), (38688, 546065), (40560, 520862), (41912, 504060), (42005, 502944), (42276, 499720), (43360, 487227), (45799, 461280), (46128, 457990), (48360, 436852), (49972, 422760), (50406, 419120), (52390, 403248), (52845, 399776), (56368, 374790), (57660, 366392), (62465, 338208), (62868, 336040), (64480, 327639), (65040, 324818), (67208, 314340), (70460, 299832), (74958, 281840), (76880, 274794), (78585, 268832), (81120, 260431), (83824, 252030), (84010, 251472), (84552, 249860), (91598, 230640), (92256, 228995), (96720, 218426), (99944, 211380), (100812, 209560), (104780, 201624), (105690, 199888), (109213, 193440), (112736, 187395), (115320, 183196), (124930, 169104), (125736, 168020), (126015, 167648), (130080, 162409), (134416, 157170), (137397, 153760), (140920, 149916)]