2858520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 10160640

約数和(自身を除く): 7302120

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, 83, 84, 105, 120, 123, 140, 164, 166, 168, 205, 210, 246, 249, 280, 287, 328, 332, 410, 415, 420, 492, 498, 574, 581, 615, 664, 820, 830, 840, 861, 984, 996, 1148, 1162, 1230, 1245, 1435, 1640, 1660, 1722, 1743, 1992, 2296, 2324, 2460, 2490, 2870, 2905, 3320, 3403, 3444, 3486, 4305, 4648, 4920, 4980, 5740, 5810, 6806, 6888, 6972, 8610, 8715, 9960, 10209, 11480, 11620, 13612, 13944, 17015, 17220, 17430, 20418, 23240, 23821, 27224, 34030, 34440, 34860, 40836, 47642, 51045, 68060, 69720, 71463, 81672, 95284, 102090, 119105, 136120, 142926, 190568, 204180, 238210, 285852, 357315, 408360, 476420, 571704, 714630, 952840, 1429260, 2858520]

約数ペア:

[(1, 2858520), (2, 1429260), (3, 952840), (4, 714630), (5, 571704), (6, 476420), (7, 408360), (8, 357315), (10, 285852), (12, 238210), (14, 204180), (15, 190568), (20, 142926), (21, 136120), (24, 119105), (28, 102090), (30, 95284), (35, 81672), (40, 71463), (41, 69720), (42, 68060), (56, 51045), (60, 47642), (70, 40836), (82, 34860), (83, 34440), (84, 34030), (105, 27224), (120, 23821), (123, 23240), (140, 20418), (164, 17430), (166, 17220), (168, 17015), (205, 13944), (210, 13612), (246, 11620), (249, 11480), (280, 10209), (287, 9960), (328, 8715), (332, 8610), (410, 6972), (415, 6888), (420, 6806), (492, 5810), (498, 5740), (574, 4980), (581, 4920), (615, 4648), (664, 4305), (820, 3486), (830, 3444), (840, 3403), (861, 3320), (984, 2905), (996, 2870), (1148, 2490), (1162, 2460), (1230, 2324), (1245, 2296), (1435, 1992), (1640, 1743), (1660, 1722)]