2428020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 8805888

約数和(自身を除く): 6377868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 47, 60, 63, 70, 82, 84, 90, 94, 105, 123, 126, 140, 141, 164, 180, 188, 205, 210, 235, 246, 252, 282, 287, 315, 329, 369, 410, 420, 423, 470, 492, 564, 574, 615, 630, 658, 705, 738, 820, 846, 861, 940, 987, 1148, 1230, 1260, 1316, 1410, 1435, 1476, 1645, 1692, 1722, 1845, 1927, 1974, 2115, 2460, 2583, 2820, 2870, 2961, 3290, 3444, 3690, 3854, 3948, 4230, 4305, 4935, 5166, 5740, 5781, 5922, 6580, 7380, 7708, 8460, 8610, 9635, 9870, 10332, 11562, 11844, 12915, 13489, 14805, 17220, 17343, 19270, 19740, 23124, 25830, 26978, 28905, 29610, 34686, 38540, 40467, 51660, 53956, 57810, 59220, 67445, 69372, 80934, 86715, 115620, 121401, 134890, 161868, 173430, 202335, 242802, 269780, 346860, 404670, 485604, 607005, 809340, 1214010, 2428020]

約数ペア:

[(1, 2428020), (2, 1214010), (3, 809340), (4, 607005), (5, 485604), (6, 404670), (7, 346860), (9, 269780), (10, 242802), (12, 202335), (14, 173430), (15, 161868), (18, 134890), (20, 121401), (21, 115620), (28, 86715), (30, 80934), (35, 69372), (36, 67445), (41, 59220), (42, 57810), (45, 53956), (47, 51660), (60, 40467), (63, 38540), (70, 34686), (82, 29610), (84, 28905), (90, 26978), (94, 25830), (105, 23124), (123, 19740), (126, 19270), (140, 17343), (141, 17220), (164, 14805), (180, 13489), (188, 12915), (205, 11844), (210, 11562), (235, 10332), (246, 9870), (252, 9635), (282, 8610), (287, 8460), (315, 7708), (329, 7380), (369, 6580), (410, 5922), (420, 5781), (423, 5740), (470, 5166), (492, 4935), (564, 4305), (574, 4230), (615, 3948), (630, 3854), (658, 3690), (705, 3444), (738, 3290), (820, 2961), (846, 2870), (861, 2820), (940, 2583), (987, 2460), (1148, 2115), (1230, 1974), (1260, 1927), (1316, 1845), (1410, 1722), (1435, 1692), (1476, 1645)]