142774840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:593

約数の個数: 128

約数和(自身を含む): 378846720

約数和(自身を除く): 236071880

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 310, 340, 403, 442, 520, 521, 527, 620, 680, 806, 884, 1042, 1054, 1105, 1240, 1612, 1768, 2015, 2084, 2108, 2210, 2605, 2635, 3224, 4030, 4168, 4216, 4420, 5210, 5270, 6773, 6851, 8060, 8840, 8857, 10420, 10540, 13546, 13702, 16120, 16151, 17714, 20840, 21080, 27092, 27404, 32302, 33865, 34255, 35428, 44285, 54184, 54808, 64604, 67730, 68510, 70856, 80755, 88570, 115141, 129208, 135460, 137020, 161510, 177140, 209963, 230282, 270920, 274040, 274567, 323020, 354280, 419926, 460564, 549134, 575705, 646040, 839852, 921128, 1049815, 1098268, 1151410, 1372835, 1679704, 2099630, 2196536, 2302820, 2745670, 3569371, 4199260, 4605640, 5491340, 7138742, 8398520, 10982680, 14277484, 17846855, 28554968, 35693710, 71387420, 142774840]

約数ペア:

[(1, 142774840), (2, 71387420), (4, 35693710), (5, 28554968), (8, 17846855), (10, 14277484), (13, 10982680), (17, 8398520), (20, 7138742), (26, 5491340), (31, 4605640), (34, 4199260), (40, 3569371), (52, 2745670), (62, 2302820), (65, 2196536), (68, 2099630), (85, 1679704), (104, 1372835), (124, 1151410), (130, 1098268), (136, 1049815), (155, 921128), (170, 839852), (221, 646040), (248, 575705), (260, 549134), (310, 460564), (340, 419926), (403, 354280), (442, 323020), (520, 274567), (521, 274040), (527, 270920), (620, 230282), (680, 209963), (806, 177140), (884, 161510), (1042, 137020), (1054, 135460), (1105, 129208), (1240, 115141), (1612, 88570), (1768, 80755), (2015, 70856), (2084, 68510), (2108, 67730), (2210, 64604), (2605, 54808), (2635, 54184), (3224, 44285), (4030, 35428), (4168, 34255), (4216, 33865), (4420, 32302), (5210, 27404), (5270, 27092), (6773, 21080), (6851, 20840), (8060, 17714), (8840, 16151), (8857, 16120), (10420, 13702), (10540, 13546)]