457259920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1161

約数の個数: 120

約数和(自身を含む): 1189423872

約数和(自身を除く): 732163952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 169, 208, 248, 260, 310, 338, 403, 496, 520, 620, 676, 806, 845, 1040, 1091, 1240, 1352, 1612, 1690, 2015, 2182, 2480, 2704, 3224, 3380, 4030, 4364, 5239, 5455, 6448, 6760, 8060, 8728, 10478, 10910, 13520, 14183, 16120, 17456, 20956, 21820, 26195, 28366, 32240, 33821, 41912, 43640, 52390, 56732, 67642, 70915, 83824, 87280, 104780, 113464, 135284, 141830, 169105, 184379, 209560, 226928, 270568, 283660, 338210, 368758, 419120, 439673, 541136, 567320, 676420, 737516, 879346, 921895, 1134640, 1352840, 1475032, 1758692, 1843790, 2198365, 2705680, 2950064, 3517384, 3687580, 4396730, 5715749, 7034768, 7375160, 8793460, 11431498, 14750320, 17586920, 22862996, 28578745, 35173840, 45725992, 57157490, 91451984, 114314980, 228629960, 457259920]

約数ペア:

[(1, 457259920), (2, 228629960), (4, 114314980), (5, 91451984), (8, 57157490), (10, 45725992), (13, 35173840), (16, 28578745), (20, 22862996), (26, 17586920), (31, 14750320), (40, 11431498), (52, 8793460), (62, 7375160), (65, 7034768), (80, 5715749), (104, 4396730), (124, 3687580), (130, 3517384), (155, 2950064), (169, 2705680), (208, 2198365), (248, 1843790), (260, 1758692), (310, 1475032), (338, 1352840), (403, 1134640), (496, 921895), (520, 879346), (620, 737516), (676, 676420), (806, 567320), (845, 541136), (1040, 439673), (1091, 419120), (1240, 368758), (1352, 338210), (1612, 283660), (1690, 270568), (2015, 226928), (2182, 209560), (2480, 184379), (2704, 169105), (3224, 141830), (3380, 135284), (4030, 113464), (4364, 104780), (5239, 87280), (5455, 83824), (6448, 70915), (6760, 67642), (8060, 56732), (8728, 52390), (10478, 43640), (10910, 41912), (13520, 33821), (14183, 32240), (16120, 28366), (17456, 26195), (20956, 21820)]