30815316

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{647}}^1$

素因数の和:680

約数の個数: 108

約数和(自身を含む): 94112928

約数和(自身を除く): 63297612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 647, 756, 882, 972, 1134, 1294, 1323, 1701, 1764, 1941, 2268, 2588, 2646, 3402, 3882, 3969, 4529, 5292, 5823, 6804, 7764, 7938, 9058, 11646, 11907, 13587, 15876, 17469, 18116, 23292, 23814, 27174, 31703, 34938, 40761, 47628, 52407, 54348, 63406, 69876, 81522, 95109, 104814, 122283, 126812, 157221, 163044, 190218, 209628, 244566, 285327, 314442, 366849, 380436, 489132, 570654, 628884, 733698, 855981, 1100547, 1141308, 1467396, 1711962, 2201094, 2567943, 3423924, 4402188, 5135886, 7703829, 10271772, 15407658, 30815316]

約数ペア:

[(1, 30815316), (2, 15407658), (3, 10271772), (4, 7703829), (6, 5135886), (7, 4402188), (9, 3423924), (12, 2567943), (14, 2201094), (18, 1711962), (21, 1467396), (27, 1141308), (28, 1100547), (36, 855981), (42, 733698), (49, 628884), (54, 570654), (63, 489132), (81, 380436), (84, 366849), (98, 314442), (108, 285327), (126, 244566), (147, 209628), (162, 190218), (189, 163044), (196, 157221), (243, 126812), (252, 122283), (294, 104814), (324, 95109), (378, 81522), (441, 69876), (486, 63406), (567, 54348), (588, 52407), (647, 47628), (756, 40761), (882, 34938), (972, 31703), (1134, 27174), (1294, 23814), (1323, 23292), (1701, 18116), (1764, 17469), (1941, 15876), (2268, 13587), (2588, 11907), (2646, 11646), (3402, 9058), (3882, 7938), (3969, 7764), (4529, 6804), (5292, 5823)]