158261572

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{61}}^2$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 338956800

約数和(自身を除く): 180695228

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 61, 62, 98, 122, 124, 196, 217, 244, 343, 427, 434, 686, 854, 868, 1372, 1519, 1708, 1891, 2989, 3038, 3721, 3782, 5978, 6076, 7442, 7564, 10633, 11956, 13237, 14884, 20923, 21266, 26047, 26474, 41846, 42532, 52094, 52948, 83692, 92659, 104188, 115351, 182329, 185318, 230702, 364658, 370636, 461404, 648613, 729316, 807457, 1276303, 1297226, 1614914, 2552606, 2594452, 3229828, 5105212, 5652199, 11304398, 22608796, 39565393, 79130786, 158261572]

約数ペア:

[(1, 158261572), (2, 79130786), (4, 39565393), (7, 22608796), (14, 11304398), (28, 5652199), (31, 5105212), (49, 3229828), (61, 2594452), (62, 2552606), (98, 1614914), (122, 1297226), (124, 1276303), (196, 807457), (217, 729316), (244, 648613), (343, 461404), (427, 370636), (434, 364658), (686, 230702), (854, 185318), (868, 182329), (1372, 115351), (1519, 104188), (1708, 92659), (1891, 83692), (2989, 52948), (3038, 52094), (3721, 42532), (3782, 41846), (5978, 26474), (6076, 26047), (7442, 21266), (7564, 20923), (10633, 14884), (11956, 13237)]