215670348

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1297}}^1$

素因数の和:1487

約数の個数: 72

約数和(自身を含む): 566966400

約数和(自身を除く): 351296052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 149, 186, 279, 298, 372, 447, 558, 596, 894, 1116, 1297, 1341, 1788, 2594, 2682, 3891, 4619, 5188, 5364, 7782, 9238, 11673, 13857, 15564, 18476, 23346, 27714, 40207, 41571, 46692, 55428, 80414, 83142, 120621, 160828, 166284, 193253, 241242, 361863, 386506, 482484, 579759, 723726, 773012, 1159518, 1447452, 1739277, 2319036, 3478554, 5990843, 6957108, 11981686, 17972529, 23963372, 35945058, 53917587, 71890116, 107835174, 215670348]

約数ペア:

[(1, 215670348), (2, 107835174), (3, 71890116), (4, 53917587), (6, 35945058), (9, 23963372), (12, 17972529), (18, 11981686), (31, 6957108), (36, 5990843), (62, 3478554), (93, 2319036), (124, 1739277), (149, 1447452), (186, 1159518), (279, 773012), (298, 723726), (372, 579759), (447, 482484), (558, 386506), (596, 361863), (894, 241242), (1116, 193253), (1297, 166284), (1341, 160828), (1788, 120621), (2594, 83142), (2682, 80414), (3891, 55428), (4619, 46692), (5188, 41571), (5364, 40207), (7782, 27714), (9238, 23346), (11673, 18476), (13857, 15564)]