67878840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 213995520

約数和(自身を除く): 146116680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 257, 284, 310, 355, 372, 426, 465, 514, 568, 620, 710, 744, 771, 852, 930, 1028, 1065, 1240, 1285, 1420, 1542, 1704, 1860, 2056, 2130, 2201, 2570, 2840, 3084, 3720, 3855, 4260, 4402, 5140, 6168, 6603, 7710, 7967, 8520, 8804, 10280, 11005, 13206, 15420, 15934, 17608, 18247, 22010, 23901, 26412, 30840, 31868, 33015, 36494, 39835, 44020, 47802, 52824, 54741, 63736, 66030, 72988, 79670, 88040, 91235, 95604, 109482, 119505, 132060, 145976, 159340, 182470, 191208, 218964, 239010, 264120, 273705, 318680, 364940, 437928, 478020, 547410, 565657, 729880, 956040, 1094820, 1131314, 1696971, 2189640, 2262628, 2828285, 3393942, 4525256, 5656570, 6787884, 8484855, 11313140, 13575768, 16969710, 22626280, 33939420, 67878840]

約数ペア:

[(1, 67878840), (2, 33939420), (3, 22626280), (4, 16969710), (5, 13575768), (6, 11313140), (8, 8484855), (10, 6787884), (12, 5656570), (15, 4525256), (20, 3393942), (24, 2828285), (30, 2262628), (31, 2189640), (40, 1696971), (60, 1131314), (62, 1094820), (71, 956040), (93, 729880), (120, 565657), (124, 547410), (142, 478020), (155, 437928), (186, 364940), (213, 318680), (248, 273705), (257, 264120), (284, 239010), (310, 218964), (355, 191208), (372, 182470), (426, 159340), (465, 145976), (514, 132060), (568, 119505), (620, 109482), (710, 95604), (744, 91235), (771, 88040), (852, 79670), (930, 72988), (1028, 66030), (1065, 63736), (1240, 54741), (1285, 52824), (1420, 47802), (1542, 44020), (1704, 39835), (1860, 36494), (2056, 33015), (2130, 31868), (2201, 30840), (2570, 26412), (2840, 23901), (3084, 22010), (3720, 18247), (3855, 17608), (4260, 15934), (4402, 15420), (5140, 13206), (6168, 11005), (6603, 10280), (7710, 8804), (7967, 8520)]