63683340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{21661}}^1$

素因数の和:21687

約数の個数: 72

約数和(自身を含む): 207435312

約数和(自身を除く): 143751972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 21661, 43322, 64983, 86644, 108305, 129966, 151627, 216610, 259932, 303254, 324915, 433220, 454881, 606508, 649830, 758135, 909762, 1061389, 1299660, 1516270, 1819524, 2122778, 2274405, 3032540, 3184167, 4245556, 4548810, 5306945, 6368334, 9097620, 10613890, 12736668, 15920835, 21227780, 31841670, 63683340]

約数ペア:

[(1, 63683340), (2, 31841670), (3, 21227780), (4, 15920835), (5, 12736668), (6, 10613890), (7, 9097620), (10, 6368334), (12, 5306945), (14, 4548810), (15, 4245556), (20, 3184167), (21, 3032540), (28, 2274405), (30, 2122778), (35, 1819524), (42, 1516270), (49, 1299660), (60, 1061389), (70, 909762), (84, 758135), (98, 649830), (105, 606508), (140, 454881), (147, 433220), (196, 324915), (210, 303254), (245, 259932), (294, 216610), (420, 151627), (490, 129966), (588, 108305), (735, 86644), (980, 64983), (1470, 43322), (2940, 21661)]