55138440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1601}}^1$

素因数の和:1663

約数の個数: 128

約数和(自身を含む): 193777920

約数和(自身を除く): 138639480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1601, 1640, 1722, 2296, 2460, 2870, 3202, 3444, 4305, 4803, 4920, 5740, 6404, 6888, 8005, 8610, 9606, 11207, 11480, 12808, 16010, 17220, 19212, 22414, 24015, 32020, 33621, 34440, 38424, 44828, 48030, 56035, 64040, 65641, 67242, 89656, 96060, 112070, 131282, 134484, 168105, 192120, 196923, 224140, 262564, 268968, 328205, 336210, 393846, 448280, 459487, 525128, 656410, 672420, 787692, 918974, 984615, 1312820, 1344840, 1378461, 1575384, 1837948, 1969230, 2297435, 2625640, 2756922, 3675896, 3938460, 4594870, 5513844, 6892305, 7876920, 9189740, 11027688, 13784610, 18379480, 27569220, 55138440]

約数ペア:

[(1, 55138440), (2, 27569220), (3, 18379480), (4, 13784610), (5, 11027688), (6, 9189740), (7, 7876920), (8, 6892305), (10, 5513844), (12, 4594870), (14, 3938460), (15, 3675896), (20, 2756922), (21, 2625640), (24, 2297435), (28, 1969230), (30, 1837948), (35, 1575384), (40, 1378461), (41, 1344840), (42, 1312820), (56, 984615), (60, 918974), (70, 787692), (82, 672420), (84, 656410), (105, 525128), (120, 459487), (123, 448280), (140, 393846), (164, 336210), (168, 328205), (205, 268968), (210, 262564), (246, 224140), (280, 196923), (287, 192120), (328, 168105), (410, 134484), (420, 131282), (492, 112070), (574, 96060), (615, 89656), (820, 67242), (840, 65641), (861, 64040), (984, 56035), (1148, 48030), (1230, 44828), (1435, 38424), (1601, 34440), (1640, 33621), (1722, 32020), (2296, 24015), (2460, 22414), (2870, 19212), (3202, 17220), (3444, 16010), (4305, 12808), (4803, 11480), (4920, 11207), (5740, 9606), (6404, 8610), (6888, 8005)]