16910040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 59512320

約数和(自身を除く): 42602280

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, 491, 492, 574, 615, 820, 840, 861, 982, 984, 1148, 1230, 1435, 1473, 1640, 1722, 1964, 2296, 2455, 2460, 2870, 2946, 3437, 3444, 3928, 4305, 4910, 4920, 5740, 5892, 6874, 6888, 7365, 8610, 9820, 10311, 11480, 11784, 13748, 14730, 17185, 17220, 19640, 20131, 20622, 27496, 29460, 34370, 34440, 40262, 41244, 51555, 58920, 60393, 68740, 80524, 82488, 100655, 103110, 120786, 137480, 140917, 161048, 201310, 206220, 241572, 281834, 301965, 402620, 412440, 422751, 483144, 563668, 603930, 704585, 805240, 845502, 1127336, 1207860, 1409170, 1691004, 2113755, 2415720, 2818340, 3382008, 4227510, 5636680, 8455020, 16910040]

約数ペア:

[(1, 16910040), (2, 8455020), (3, 5636680), (4, 4227510), (5, 3382008), (6, 2818340), (7, 2415720), (8, 2113755), (10, 1691004), (12, 1409170), (14, 1207860), (15, 1127336), (20, 845502), (21, 805240), (24, 704585), (28, 603930), (30, 563668), (35, 483144), (40, 422751), (41, 412440), (42, 402620), (56, 301965), (60, 281834), (70, 241572), (82, 206220), (84, 201310), (105, 161048), (120, 140917), (123, 137480), (140, 120786), (164, 103110), (168, 100655), (205, 82488), (210, 80524), (246, 68740), (280, 60393), (287, 58920), (328, 51555), (410, 41244), (420, 40262), (491, 34440), (492, 34370), (574, 29460), (615, 27496), (820, 20622), (840, 20131), (861, 19640), (982, 17220), (984, 17185), (1148, 14730), (1230, 13748), (1435, 11784), (1473, 11480), (1640, 10311), (1722, 9820), (1964, 8610), (2296, 7365), (2455, 6888), (2460, 6874), (2870, 5892), (2946, 5740), (3437, 4920), (3444, 4910), (3928, 4305)]