199917486540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{8521}}^1\times {\mathrm{130343}}^1$

素因数の和:138879

約数の個数: 72

約数和(自身を含む): 606492196128

約数和(自身を除く): 406574709588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 8521, 17042, 25563, 34084, 42605, 51126, 76689, 85210, 102252, 127815, 130343, 153378, 170420, 255630, 260686, 306756, 383445, 391029, 511260, 521372, 651715, 766890, 782058, 1173087, 1303430, 1533780, 1564116, 1955145, 2346174, 2606860, 3910290, 4692348, 5865435, 7820580, 11730870, 23461740, 1110652703, 2221305406, 3331958109, 4442610812, 5553263515, 6663916218, 9995874327, 11106527030, 13327832436, 16659790545, 19991748654, 22213054060, 33319581090, 39983497308, 49979371635, 66639162180, 99958743270, 199917486540]

約数ペア:

[(1, 199917486540), (2, 99958743270), (3, 66639162180), (4, 49979371635), (5, 39983497308), (6, 33319581090), (9, 22213054060), (10, 19991748654), (12, 16659790545), (15, 13327832436), (18, 11106527030), (20, 9995874327), (30, 6663916218), (36, 5553263515), (45, 4442610812), (60, 3331958109), (90, 2221305406), (180, 1110652703), (8521, 23461740), (17042, 11730870), (25563, 7820580), (34084, 5865435), (42605, 4692348), (51126, 3910290), (76689, 2606860), (85210, 2346174), (102252, 1955145), (127815, 1564116), (130343, 1533780), (153378, 1303430), (170420, 1173087), (255630, 782058), (260686, 766890), (306756, 651715), (383445, 521372), (391029, 511260)]