879487360

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:604

約数の個数: 128

約数和(自身を含む): 2197520640

約数和(自身を除く): 1318033280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 128, 155, 160, 194, 248, 310, 320, 388, 457, 485, 496, 620, 640, 776, 914, 970, 992, 1240, 1552, 1828, 1940, 1984, 2285, 2480, 3007, 3104, 3656, 3880, 3968, 4570, 4960, 6014, 6208, 7312, 7760, 9140, 9920, 12028, 12416, 14167, 14624, 15035, 15520, 18280, 19840, 24056, 28334, 29248, 30070, 31040, 36560, 44329, 48112, 56668, 58496, 60140, 62080, 70835, 73120, 88658, 96224, 113336, 120280, 141670, 146240, 177316, 192448, 221645, 226672, 240560, 283340, 292480, 354632, 384896, 443290, 453344, 481120, 566680, 709264, 886580, 906688, 962240, 1133360, 1374199, 1418528, 1773160, 1813376, 1924480, 2266720, 2748398, 2837056, 3546320, 4533440, 5496796, 5674112, 6870995, 7092640, 9066880, 10993592, 13741990, 14185280, 21987184, 27483980, 28370560, 43974368, 54967960, 87948736, 109935920, 175897472, 219871840, 439743680, 879487360]

約数ペア:

[(1, 879487360), (2, 439743680), (4, 219871840), (5, 175897472), (8, 109935920), (10, 87948736), (16, 54967960), (20, 43974368), (31, 28370560), (32, 27483980), (40, 21987184), (62, 14185280), (64, 13741990), (80, 10993592), (97, 9066880), (124, 7092640), (128, 6870995), (155, 5674112), (160, 5496796), (194, 4533440), (248, 3546320), (310, 2837056), (320, 2748398), (388, 2266720), (457, 1924480), (485, 1813376), (496, 1773160), (620, 1418528), (640, 1374199), (776, 1133360), (914, 962240), (970, 906688), (992, 886580), (1240, 709264), (1552, 566680), (1828, 481120), (1940, 453344), (1984, 443290), (2285, 384896), (2480, 354632), (3007, 292480), (3104, 283340), (3656, 240560), (3880, 226672), (3968, 221645), (4570, 192448), (4960, 177316), (6014, 146240), (6208, 141670), (7312, 120280), (7760, 113336), (9140, 96224), (9920, 88658), (12028, 73120), (12416, 70835), (14167, 62080), (14624, 60140), (15035, 58496), (15520, 56668), (18280, 48112), (19840, 44329), (24056, 36560), (28334, 31040), (29248, 30070)]