56389440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:560

約数の個数: 112

約数和(自身を含む): 180685440

約数和(自身を除く): 124296000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 151, 160, 192, 240, 302, 320, 389, 453, 480, 604, 755, 778, 906, 960, 1167, 1208, 1510, 1556, 1812, 1945, 2265, 2334, 2416, 3020, 3112, 3624, 3890, 4530, 4668, 4832, 5835, 6040, 6224, 7248, 7780, 9060, 9336, 9664, 11670, 12080, 12448, 14496, 15560, 18120, 18672, 23340, 24160, 24896, 28992, 31120, 36240, 37344, 46680, 48320, 58739, 62240, 72480, 74688, 93360, 117478, 124480, 144960, 176217, 186720, 234956, 293695, 352434, 373440, 469912, 587390, 704868, 881085, 939824, 1174780, 1409736, 1762170, 1879648, 2349560, 2819472, 3524340, 3759296, 4699120, 5638944, 7048680, 9398240, 11277888, 14097360, 18796480, 28194720, 56389440]

約数ペア:

[(1, 56389440), (2, 28194720), (3, 18796480), (4, 14097360), (5, 11277888), (6, 9398240), (8, 7048680), (10, 5638944), (12, 4699120), (15, 3759296), (16, 3524340), (20, 2819472), (24, 2349560), (30, 1879648), (32, 1762170), (40, 1409736), (48, 1174780), (60, 939824), (64, 881085), (80, 704868), (96, 587390), (120, 469912), (151, 373440), (160, 352434), (192, 293695), (240, 234956), (302, 186720), (320, 176217), (389, 144960), (453, 124480), (480, 117478), (604, 93360), (755, 74688), (778, 72480), (906, 62240), (960, 58739), (1167, 48320), (1208, 46680), (1510, 37344), (1556, 36240), (1812, 31120), (1945, 28992), (2265, 24896), (2334, 24160), (2416, 23340), (3020, 18672), (3112, 18120), (3624, 15560), (3890, 14496), (4530, 12448), (4668, 12080), (4832, 11670), (5835, 9664), (6040, 9336), (6224, 9060), (7248, 7780)]