491003126120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{28387}}^1$

素因数の和:28508

約数の個数: 256

約数和(自身を含む): 1304848742400

約数和(自身を除く): 813845616280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 31, 37, 40, 52, 58, 62, 65, 74, 104, 116, 124, 130, 145, 148, 155, 185, 232, 248, 260, 290, 296, 310, 370, 377, 403, 481, 520, 580, 620, 740, 754, 806, 899, 962, 1073, 1147, 1160, 1240, 1480, 1508, 1612, 1798, 1885, 1924, 2015, 2146, 2294, 2405, 3016, 3224, 3596, 3770, 3848, 4030, 4292, 4495, 4588, 4810, 5365, 5735, 7192, 7540, 8060, 8584, 8990, 9176, 9620, 10730, 11470, 11687, 13949, 14911, 15080, 16120, 17980, 19240, 21460, 22940, 23374, 27898, 28387, 29822, 33263, 35960, 42920, 45880, 46748, 55796, 56774, 58435, 59644, 66526, 69745, 74555, 93496, 111592, 113548, 116870, 119288, 133052, 139490, 141935, 149110, 166315, 227096, 233740, 266104, 278980, 283870, 298220, 332630, 369031, 432419, 467480, 557960, 567740, 596440, 665260, 738062, 823223, 864838, 879997, 1050319, 1135480, 1330520, 1476124, 1646446, 1729676, 1759994, 1845155, 2100638, 2162095, 2952248, 3292892, 3459352, 3519988, 3690310, 4116115, 4201276, 4324190, 4399985, 5251595, 6585784, 7039976, 7380620, 8232230, 8402552, 8648380, 8799970, 10503190, 10701899, 11439961, 13654147, 14761240, 16464460, 17296760, 17599940, 21006380, 21403798, 22879922, 25519913, 27308294, 30459251, 32559889, 32928920, 35199880, 42012760, 42807596, 45759844, 51039826, 53509495, 54616588, 57199805, 60918502, 65119778, 68270735, 85615192, 91519688, 102079652, 107018990, 109233176, 114399610, 121837004, 127599565, 130239556, 136541470, 152296255, 162799445, 204159304, 214037980, 228799220, 243674008, 255199130, 260479112, 273082940, 304592510, 325598890, 331758869, 395970263, 423278557, 428075960, 457598440, 510398260, 546165880, 609185020, 651197780, 663517738, 791940526, 846557114, 944236781, 1020796520, 1218370040, 1302395560, 1327035476, 1583881052, 1658794345, 1693114228, 1888473562, 1979851315, 2116392785, 2654070952, 3167762104, 3317588690, 3386228456, 3776947124, 3959702630, 4232785570, 4721183905, 6635177380, 7553894248, 7919405260, 8465571140, 9442367810, 12275078153, 13270354760, 15838810520, 16931142280, 18884735620, 24550156306, 37769471240, 49100312612, 61375390765, 98200625224, 122750781530, 245501563060, 491003126120]

約数ペア:

[(1, 491003126120), (2, 245501563060), (4, 122750781530), (5, 98200625224), (8, 61375390765), (10, 49100312612), (13, 37769471240), (20, 24550156306), (26, 18884735620), (29, 16931142280), (31, 15838810520), (37, 13270354760), (40, 12275078153), (52, 9442367810), (58, 8465571140), (62, 7919405260), (65, 7553894248), (74, 6635177380), (104, 4721183905), (116, 4232785570), (124, 3959702630), (130, 3776947124), (145, 3386228456), (148, 3317588690), (155, 3167762104), (185, 2654070952), (232, 2116392785), (248, 1979851315), (260, 1888473562), (290, 1693114228), (296, 1658794345), (310, 1583881052), (370, 1327035476), (377, 1302395560), (403, 1218370040), (481, 1020796520), (520, 944236781), (580, 846557114), (620, 791940526), (740, 663517738), (754, 651197780), (806, 609185020), (899, 546165880), (962, 510398260), (1073, 457598440), (1147, 428075960), (1160, 423278557), (1240, 395970263), (1480, 331758869), (1508, 325598890), (1612, 304592510), (1798, 273082940), (1885, 260479112), (1924, 255199130), (2015, 243674008), (2146, 228799220), (2294, 214037980), (2405, 204159304), (3016, 162799445), (3224, 152296255), (3596, 136541470), (3770, 130239556), (3848, 127599565), (4030, 121837004), (4292, 114399610), (4495, 109233176), (4588, 107018990), (4810, 102079652), (5365, 91519688), (5735, 85615192), (7192, 68270735), (7540, 65119778), (8060, 60918502), (8584, 57199805), (8990, 54616588), (9176, 53509495), (9620, 51039826), (10730, 45759844), (11470, 42807596), (11687, 42012760), (13949, 35199880), (14911, 32928920), (15080, 32559889), (16120, 30459251), (17980, 27308294), (19240, 25519913), (21460, 22879922), (22940, 21403798), (23374, 21006380), (27898, 17599940), (28387, 17296760), (29822, 16464460), (33263, 14761240), (35960, 13654147), (42920, 11439961), (45880, 10701899), (46748, 10503190), (55796, 8799970), (56774, 8648380), (58435, 8402552), (59644, 8232230), (66526, 7380620), (69745, 7039976), (74555, 6585784), (93496, 5251595), (111592, 4399985), (113548, 4324190), (116870, 4201276), (119288, 4116115), (133052, 3690310), (139490, 3519988), (141935, 3459352), (149110, 3292892), (166315, 2952248), (227096, 2162095), (233740, 2100638), (266104, 1845155), (278980, 1759994), (283870, 1729676), (298220, 1646446), (332630, 1476124), (369031, 1330520), (432419, 1135480), (467480, 1050319), (557960, 879997), (567740, 864838), (596440, 823223), (665260, 738062)]