27945840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 160

約数和(自身を含む): 95618880

約数和(自身を除く): 67673040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 53, 60, 65, 78, 80, 104, 106, 120, 130, 156, 159, 169, 195, 208, 212, 240, 260, 265, 312, 318, 338, 390, 424, 507, 520, 530, 624, 636, 676, 689, 780, 795, 845, 848, 1014, 1040, 1060, 1272, 1352, 1378, 1560, 1590, 1690, 2028, 2067, 2120, 2197, 2535, 2544, 2704, 2756, 3120, 3180, 3380, 3445, 4056, 4134, 4240, 4394, 5070, 5512, 6360, 6591, 6760, 6890, 8112, 8268, 8788, 8957, 10140, 10335, 10985, 11024, 12720, 13182, 13520, 13780, 16536, 17576, 17914, 20280, 20670, 21970, 26364, 26871, 27560, 32955, 33072, 35152, 35828, 40560, 41340, 43940, 44785, 52728, 53742, 55120, 65910, 71656, 82680, 87880, 89570, 105456, 107484, 116441, 131820, 134355, 143312, 165360, 175760, 179140, 214968, 232882, 263640, 268710, 349323, 358280, 429936, 465764, 527280, 537420, 582205, 698646, 716560, 931528, 1074840, 1164410, 1397292, 1746615, 1863056, 2149680, 2328820, 2794584, 3493230, 4657640, 5589168, 6986460, 9315280, 13972920, 27945840]

約数ペア:

[(1, 27945840), (2, 13972920), (3, 9315280), (4, 6986460), (5, 5589168), (6, 4657640), (8, 3493230), (10, 2794584), (12, 2328820), (13, 2149680), (15, 1863056), (16, 1746615), (20, 1397292), (24, 1164410), (26, 1074840), (30, 931528), (39, 716560), (40, 698646), (48, 582205), (52, 537420), (53, 527280), (60, 465764), (65, 429936), (78, 358280), (80, 349323), (104, 268710), (106, 263640), (120, 232882), (130, 214968), (156, 179140), (159, 175760), (169, 165360), (195, 143312), (208, 134355), (212, 131820), (240, 116441), (260, 107484), (265, 105456), (312, 89570), (318, 87880), (338, 82680), (390, 71656), (424, 65910), (507, 55120), (520, 53742), (530, 52728), (624, 44785), (636, 43940), (676, 41340), (689, 40560), (780, 35828), (795, 35152), (845, 33072), (848, 32955), (1014, 27560), (1040, 26871), (1060, 26364), (1272, 21970), (1352, 20670), (1378, 20280), (1560, 17914), (1590, 17576), (1690, 16536), (2028, 13780), (2067, 13520), (2120, 13182), (2197, 12720), (2535, 11024), (2544, 10985), (2704, 10335), (2756, 10140), (3120, 8957), (3180, 8788), (3380, 8268), (3445, 8112), (4056, 6890), (4134, 6760), (4240, 6591), (4394, 6360), (5070, 5512)]