1285883340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{65141}}^1$

素因数の和:65207

約数の個数: 96

約数和(自身を含む): 4202440704

約数和(自身を除く): 2916557364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 9870, 19740, 65141, 130282, 195423, 260564, 325705, 390846, 455987, 651410, 781692, 911974, 977115, 1302820, 1367961, 1823948, 1954230, 2279935, 2735922, 3061627, 3908460, 4559870, 5471844, 6123254, 6839805, 9119740, 9184881, 12246508, 13679610, 15308135, 18369762, 21431389, 27359220, 30616270, 36739524, 42862778, 45924405, 61232540, 64294167, 85725556, 91848810, 107156945, 128588334, 183697620, 214313890, 257176668, 321470835, 428627780, 642941670, 1285883340]

約数ペア:

[(1, 1285883340), (2, 642941670), (3, 428627780), (4, 321470835), (5, 257176668), (6, 214313890), (7, 183697620), (10, 128588334), (12, 107156945), (14, 91848810), (15, 85725556), (20, 64294167), (21, 61232540), (28, 45924405), (30, 42862778), (35, 36739524), (42, 30616270), (47, 27359220), (60, 21431389), (70, 18369762), (84, 15308135), (94, 13679610), (105, 12246508), (140, 9184881), (141, 9119740), (188, 6839805), (210, 6123254), (235, 5471844), (282, 4559870), (329, 3908460), (420, 3061627), (470, 2735922), (564, 2279935), (658, 1954230), (705, 1823948), (940, 1367961), (987, 1302820), (1316, 977115), (1410, 911974), (1645, 781692), (1974, 651410), (2820, 455987), (3290, 390846), (3948, 325705), (4935, 260564), (6580, 195423), (9870, 130282), (19740, 65141)]