266267320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 692375040

約数和(自身を除く): 426107720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 83, 88, 92, 110, 115, 166, 184, 220, 230, 253, 317, 332, 415, 440, 460, 506, 634, 664, 830, 913, 920, 1012, 1265, 1268, 1585, 1660, 1826, 1909, 2024, 2530, 2536, 3170, 3320, 3487, 3652, 3818, 4565, 5060, 6340, 6974, 7291, 7304, 7636, 9130, 9545, 10120, 12680, 13948, 14582, 15272, 17435, 18260, 19090, 20999, 26311, 27896, 29164, 34870, 36455, 36520, 38180, 41998, 52622, 58328, 69740, 72910, 76360, 80201, 83996, 104995, 105244, 131555, 139480, 145820, 160402, 167992, 209990, 210488, 263110, 289421, 291640, 320804, 401005, 419980, 526220, 578842, 605153, 641608, 802010, 839960, 1052440, 1157684, 1210306, 1447105, 1604020, 2315368, 2420612, 2894210, 3025765, 3208040, 4841224, 5788420, 6051530, 6656683, 11576840, 12103060, 13313366, 24206120, 26626732, 33283415, 53253464, 66566830, 133133660, 266267320]

約数ペア:

[(1, 266267320), (2, 133133660), (4, 66566830), (5, 53253464), (8, 33283415), (10, 26626732), (11, 24206120), (20, 13313366), (22, 12103060), (23, 11576840), (40, 6656683), (44, 6051530), (46, 5788420), (55, 4841224), (83, 3208040), (88, 3025765), (92, 2894210), (110, 2420612), (115, 2315368), (166, 1604020), (184, 1447105), (220, 1210306), (230, 1157684), (253, 1052440), (317, 839960), (332, 802010), (415, 641608), (440, 605153), (460, 578842), (506, 526220), (634, 419980), (664, 401005), (830, 320804), (913, 291640), (920, 289421), (1012, 263110), (1265, 210488), (1268, 209990), (1585, 167992), (1660, 160402), (1826, 145820), (1909, 139480), (2024, 131555), (2530, 105244), (2536, 104995), (3170, 83996), (3320, 80201), (3487, 76360), (3652, 72910), (3818, 69740), (4565, 58328), (5060, 52622), (6340, 41998), (6974, 38180), (7291, 36520), (7304, 36455), (7636, 34870), (9130, 29164), (9545, 27896), (10120, 26311), (12680, 20999), (13948, 19090), (14582, 18260), (15272, 17435)]