7681575680

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{206939}}^1$

素因数の和:206989

約数の個数: 72

約数和(自身を含む): 19034341200

約数和(自身を除く): 11352765520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1856, 2320, 3712, 4640, 7424, 9280, 18560, 37120, 206939, 413878, 827756, 1034695, 1655512, 2069390, 3311024, 4138780, 6001231, 6622048, 8277560, 12002462, 13244096, 16555120, 24004924, 26488192, 30006155, 33110240, 48009848, 52976384, 60012310, 66220480, 96019696, 120024620, 132440960, 192039392, 240049240, 264881920, 384078784, 480098480, 768157568, 960196960, 1536315136, 1920393920, 3840787840, 7681575680]

約数ペア:

[(1, 7681575680), (2, 3840787840), (4, 1920393920), (5, 1536315136), (8, 960196960), (10, 768157568), (16, 480098480), (20, 384078784), (29, 264881920), (32, 240049240), (40, 192039392), (58, 132440960), (64, 120024620), (80, 96019696), (116, 66220480), (128, 60012310), (145, 52976384), (160, 48009848), (232, 33110240), (256, 30006155), (290, 26488192), (320, 24004924), (464, 16555120), (580, 13244096), (640, 12002462), (928, 8277560), (1160, 6622048), (1280, 6001231), (1856, 4138780), (2320, 3311024), (3712, 2069390), (4640, 1655512), (7424, 1034695), (9280, 827756), (18560, 413878), (37120, 206939)]