127423920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40841}}^1$

素因数の和:40870

約数の個数: 80

約数和(自身を含む): 425410272

約数和(自身を除く): 297986352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 40841, 81682, 122523, 163364, 204205, 245046, 326728, 408410, 490092, 530933, 612615, 653456, 816820, 980184, 1061866, 1225230, 1592799, 1633640, 1960368, 2123732, 2450460, 2654665, 3185598, 3267280, 4247464, 4900920, 5309330, 6371196, 7963995, 8494928, 9801840, 10618660, 12742392, 15927990, 21237320, 25484784, 31855980, 42474640, 63711960, 127423920]

約数ペア:

[(1, 127423920), (2, 63711960), (3, 42474640), (4, 31855980), (5, 25484784), (6, 21237320), (8, 15927990), (10, 12742392), (12, 10618660), (13, 9801840), (15, 8494928), (16, 7963995), (20, 6371196), (24, 5309330), (26, 4900920), (30, 4247464), (39, 3267280), (40, 3185598), (48, 2654665), (52, 2450460), (60, 2123732), (65, 1960368), (78, 1633640), (80, 1592799), (104, 1225230), (120, 1061866), (130, 980184), (156, 816820), (195, 653456), (208, 612615), (240, 530933), (260, 490092), (312, 408410), (390, 326728), (520, 245046), (624, 204205), (780, 163364), (1040, 122523), (1560, 81682), (3120, 40841)]