2783340

素因数分解:

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

素因数の和:116

約数の個数: 108

約数和(自身を含む): 9858576

約数和(自身を除く): 7075236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2209, 2820, 2961, 3290, 3948, 4230, 4418, 4935, 5922, 6580, 6627, 8460, 8836, 9870, 11045, 11844, 13254, 14805, 15463, 19740, 19881, 22090, 26508, 29610, 30926, 33135, 39762, 44180, 46389, 59220, 61852, 66270, 77315, 79524, 92778, 99405, 132540, 139167, 154630, 185556, 198810, 231945, 278334, 309260, 397620, 463890, 556668, 695835, 927780, 1391670, 2783340]

約数ペア:

[(1, 2783340), (2, 1391670), (3, 927780), (4, 695835), (5, 556668), (6, 463890), (7, 397620), (9, 309260), (10, 278334), (12, 231945), (14, 198810), (15, 185556), (18, 154630), (20, 139167), (21, 132540), (28, 99405), (30, 92778), (35, 79524), (36, 77315), (42, 66270), (45, 61852), (47, 59220), (60, 46389), (63, 44180), (70, 39762), (84, 33135), (90, 30926), (94, 29610), (105, 26508), (126, 22090), (140, 19881), (141, 19740), (180, 15463), (188, 14805), (210, 13254), (235, 11844), (252, 11045), (282, 9870), (315, 8836), (329, 8460), (420, 6627), (423, 6580), (470, 5922), (564, 4935), (630, 4418), (658, 4230), (705, 3948), (846, 3290), (940, 2961), (987, 2820), (1260, 2209), (1316, 2115), (1410, 1974), (1645, 1692)]