71531640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1$

素因数の和:746

約数の個数: 128

約数和(自身を含む): 241056000

約数和(自身を除く): 169524360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 107, 108, 120, 135, 180, 214, 216, 270, 321, 360, 428, 535, 540, 619, 642, 856, 963, 1070, 1080, 1238, 1284, 1605, 1857, 1926, 2140, 2476, 2568, 2889, 3095, 3210, 3714, 3852, 4280, 4815, 4952, 5571, 5778, 6190, 6420, 7428, 7704, 9285, 9630, 11142, 11556, 12380, 12840, 14445, 14856, 16713, 18570, 19260, 22284, 23112, 24760, 27855, 28890, 33426, 37140, 38520, 44568, 55710, 57780, 66233, 66852, 74280, 83565, 111420, 115560, 132466, 133704, 167130, 198699, 222840, 264932, 331165, 334260, 397398, 529864, 596097, 662330, 668520, 794796, 993495, 1192194, 1324660, 1589592, 1788291, 1986990, 2384388, 2649320, 2980485, 3576582, 3973980, 4768776, 5960970, 7153164, 7947960, 8941455, 11921940, 14306328, 17882910, 23843880, 35765820, 71531640]

約数ペア:

[(1, 71531640), (2, 35765820), (3, 23843880), (4, 17882910), (5, 14306328), (6, 11921940), (8, 8941455), (9, 7947960), (10, 7153164), (12, 5960970), (15, 4768776), (18, 3973980), (20, 3576582), (24, 2980485), (27, 2649320), (30, 2384388), (36, 1986990), (40, 1788291), (45, 1589592), (54, 1324660), (60, 1192194), (72, 993495), (90, 794796), (107, 668520), (108, 662330), (120, 596097), (135, 529864), (180, 397398), (214, 334260), (216, 331165), (270, 264932), (321, 222840), (360, 198699), (428, 167130), (535, 133704), (540, 132466), (619, 115560), (642, 111420), (856, 83565), (963, 74280), (1070, 66852), (1080, 66233), (1238, 57780), (1284, 55710), (1605, 44568), (1857, 38520), (1926, 37140), (2140, 33426), (2476, 28890), (2568, 27855), (2889, 24760), (3095, 23112), (3210, 22284), (3714, 19260), (3852, 18570), (4280, 16713), (4815, 14856), (4952, 14445), (5571, 12840), (5778, 12380), (6190, 11556), (6420, 11142), (7428, 9630), (7704, 9285)]