56814420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{431}}^1$

素因数の和:482

約数の個数: 96

約数和(自身を含む): 172730880

約数和(自身を除く): 115916460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 431, 507, 676, 780, 845, 862, 1014, 1293, 1690, 1724, 2028, 2155, 2197, 2535, 2586, 3380, 4310, 4394, 5070, 5172, 5603, 6465, 6591, 8620, 8788, 10140, 10985, 11206, 12930, 13182, 16809, 21970, 22412, 25860, 26364, 28015, 32955, 33618, 43940, 56030, 65910, 67236, 72839, 84045, 112060, 131820, 145678, 168090, 218517, 291356, 336180, 364195, 437034, 728390, 874068, 946907, 1092585, 1456780, 1893814, 2185170, 2840721, 3787628, 4370340, 4734535, 5681442, 9469070, 11362884, 14203605, 18938140, 28407210, 56814420]

約数ペア:

[(1, 56814420), (2, 28407210), (3, 18938140), (4, 14203605), (5, 11362884), (6, 9469070), (10, 5681442), (12, 4734535), (13, 4370340), (15, 3787628), (20, 2840721), (26, 2185170), (30, 1893814), (39, 1456780), (52, 1092585), (60, 946907), (65, 874068), (78, 728390), (130, 437034), (156, 364195), (169, 336180), (195, 291356), (260, 218517), (338, 168090), (390, 145678), (431, 131820), (507, 112060), (676, 84045), (780, 72839), (845, 67236), (862, 65910), (1014, 56030), (1293, 43940), (1690, 33618), (1724, 32955), (2028, 28015), (2155, 26364), (2197, 25860), (2535, 22412), (2586, 21970), (3380, 16809), (4310, 13182), (4394, 12930), (5070, 11206), (5172, 10985), (5603, 10140), (6465, 8788), (6591, 8620)]