285549680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 160

約数和(自身を含む): 782949888

約数和(自身を除く): 497400208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 170, 208, 221, 248, 260, 272, 310, 340, 403, 442, 496, 520, 521, 527, 620, 680, 806, 884, 1040, 1042, 1054, 1105, 1240, 1360, 1612, 1768, 2015, 2084, 2108, 2210, 2480, 2605, 2635, 3224, 3536, 4030, 4168, 4216, 4420, 5210, 5270, 6448, 6773, 6851, 8060, 8336, 8432, 8840, 8857, 10420, 10540, 13546, 13702, 16120, 16151, 17680, 17714, 20840, 21080, 27092, 27404, 32240, 32302, 33865, 34255, 35428, 41680, 42160, 44285, 54184, 54808, 64604, 67730, 68510, 70856, 80755, 88570, 108368, 109616, 115141, 129208, 135460, 137020, 141712, 161510, 177140, 209963, 230282, 258416, 270920, 274040, 274567, 323020, 354280, 419926, 460564, 541840, 548080, 549134, 575705, 646040, 708560, 839852, 921128, 1049815, 1098268, 1151410, 1292080, 1372835, 1679704, 1842256, 2099630, 2196536, 2302820, 2745670, 3359408, 3569371, 4199260, 4393072, 4605640, 5491340, 7138742, 8398520, 9211280, 10982680, 14277484, 16797040, 17846855, 21965360, 28554968, 35693710, 57109936, 71387420, 142774840, 285549680]

約数ペア:

[(1, 285549680), (2, 142774840), (4, 71387420), (5, 57109936), (8, 35693710), (10, 28554968), (13, 21965360), (16, 17846855), (17, 16797040), (20, 14277484), (26, 10982680), (31, 9211280), (34, 8398520), (40, 7138742), (52, 5491340), (62, 4605640), (65, 4393072), (68, 4199260), (80, 3569371), (85, 3359408), (104, 2745670), (124, 2302820), (130, 2196536), (136, 2099630), (155, 1842256), (170, 1679704), (208, 1372835), (221, 1292080), (248, 1151410), (260, 1098268), (272, 1049815), (310, 921128), (340, 839852), (403, 708560), (442, 646040), (496, 575705), (520, 549134), (521, 548080), (527, 541840), (620, 460564), (680, 419926), (806, 354280), (884, 323020), (1040, 274567), (1042, 274040), (1054, 270920), (1105, 258416), (1240, 230282), (1360, 209963), (1612, 177140), (1768, 161510), (2015, 141712), (2084, 137020), (2108, 135460), (2210, 129208), (2480, 115141), (2605, 109616), (2635, 108368), (3224, 88570), (3536, 80755), (4030, 70856), (4168, 68510), (4216, 67730), (4420, 64604), (5210, 54808), (5270, 54184), (6448, 44285), (6773, 42160), (6851, 41680), (8060, 35428), (8336, 34255), (8432, 33865), (8840, 32302), (8857, 32240), (10420, 27404), (10540, 27092), (13546, 21080), (13702, 20840), (16120, 17714), (16151, 17680)]