821436095360

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4003}}^1\times {\mathrm{10343}}^1$

素因数の和:14396

約数の個数: 128

約数和(自身を含む): 2027794728960

約数和(自身を除く): 1206358633600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4003, 4960, 8006, 9920, 10343, 16012, 19840, 20015, 20686, 32024, 40030, 41372, 51715, 64048, 80060, 82744, 103430, 124093, 128096, 160120, 165488, 206860, 248186, 256192, 320240, 320633, 330976, 413720, 496372, 512384, 620465, 640480, 641266, 661952, 827440, 992744, 1240930, 1280960, 1282532, 1323904, 1603165, 1654880, 1985488, 2481860, 2561920, 2565064, 3206330, 3309760, 3970976, 4963720, 5130128, 6412660, 6619520, 7941952, 9927440, 10260256, 12825320, 15883904, 19854880, 20520512, 25650640, 39709760, 41041024, 41403029, 51301280, 79419520, 82806058, 102602560, 165612116, 205205120, 207015145, 331224232, 414030290, 662448464, 828060580, 1283493899, 1324896928, 1656121160, 2566987798, 2649793856, 3312242320, 5133975596, 5299587712, 6417469495, 6624484640, 10267951192, 12834938990, 13248969280, 20535902384, 25669877980, 26497938560, 41071804768, 51339755960, 82143609536, 102679511920, 164287219072, 205359023840, 410718047680, 821436095360]

約数ペア:

[(1, 821436095360), (2, 410718047680), (4, 205359023840), (5, 164287219072), (8, 102679511920), (10, 82143609536), (16, 51339755960), (20, 41071804768), (31, 26497938560), (32, 25669877980), (40, 20535902384), (62, 13248969280), (64, 12834938990), (80, 10267951192), (124, 6624484640), (128, 6417469495), (155, 5299587712), (160, 5133975596), (248, 3312242320), (310, 2649793856), (320, 2566987798), (496, 1656121160), (620, 1324896928), (640, 1283493899), (992, 828060580), (1240, 662448464), (1984, 414030290), (2480, 331224232), (3968, 207015145), (4003, 205205120), (4960, 165612116), (8006, 102602560), (9920, 82806058), (10343, 79419520), (16012, 51301280), (19840, 41403029), (20015, 41041024), (20686, 39709760), (32024, 25650640), (40030, 20520512), (41372, 19854880), (51715, 15883904), (64048, 12825320), (80060, 10260256), (82744, 9927440), (103430, 7941952), (124093, 6619520), (128096, 6412660), (160120, 5130128), (165488, 4963720), (206860, 3970976), (248186, 3309760), (256192, 3206330), (320240, 2565064), (320633, 2561920), (330976, 2481860), (413720, 1985488), (496372, 1654880), (512384, 1603165), (620465, 1323904), (640480, 1282532), (641266, 1280960), (661952, 1240930), (827440, 992744)]