55727880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 182044800

約数和(自身を除く): 126316920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 139, 156, 195, 257, 260, 278, 312, 390, 417, 514, 520, 556, 695, 771, 780, 834, 1028, 1112, 1285, 1390, 1542, 1560, 1668, 1807, 2056, 2085, 2570, 2780, 3084, 3336, 3341, 3614, 3855, 4170, 5140, 5421, 5560, 6168, 6682, 7228, 7710, 8340, 9035, 10023, 10280, 10842, 13364, 14456, 15420, 16680, 16705, 18070, 20046, 21684, 26728, 27105, 30840, 33410, 35723, 36140, 40092, 43368, 50115, 54210, 66820, 71446, 72280, 80184, 100230, 107169, 108420, 133640, 142892, 178615, 200460, 214338, 216840, 285784, 357230, 400920, 428676, 464399, 535845, 714460, 857352, 928798, 1071690, 1393197, 1428920, 1857596, 2143380, 2321995, 2786394, 3715192, 4286760, 4643990, 5572788, 6965985, 9287980, 11145576, 13931970, 18575960, 27863940, 55727880]

約数ペア:

[(1, 55727880), (2, 27863940), (3, 18575960), (4, 13931970), (5, 11145576), (6, 9287980), (8, 6965985), (10, 5572788), (12, 4643990), (13, 4286760), (15, 3715192), (20, 2786394), (24, 2321995), (26, 2143380), (30, 1857596), (39, 1428920), (40, 1393197), (52, 1071690), (60, 928798), (65, 857352), (78, 714460), (104, 535845), (120, 464399), (130, 428676), (139, 400920), (156, 357230), (195, 285784), (257, 216840), (260, 214338), (278, 200460), (312, 178615), (390, 142892), (417, 133640), (514, 108420), (520, 107169), (556, 100230), (695, 80184), (771, 72280), (780, 71446), (834, 66820), (1028, 54210), (1112, 50115), (1285, 43368), (1390, 40092), (1542, 36140), (1560, 35723), (1668, 33410), (1807, 30840), (2056, 27105), (2085, 26728), (2570, 21684), (2780, 20046), (3084, 18070), (3336, 16705), (3341, 16680), (3614, 15420), (3855, 14456), (4170, 13364), (5140, 10842), (5421, 10280), (5560, 10023), (6168, 9035), (6682, 8340), (7228, 7710)]