208068477280

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1\times {\mathrm{17957}}^1$

素因数の和:18632

約数の個数: 96

約数和(自身を含む): 496076101920

約数和(自身を除く): 288007624640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 521, 556, 695, 1042, 1112, 1390, 2084, 2224, 2605, 2780, 4168, 4448, 5210, 5560, 8336, 10420, 11120, 16672, 17957, 20840, 22240, 35914, 41680, 71828, 72419, 83360, 89785, 143656, 144838, 179570, 287312, 289676, 359140, 362095, 574624, 579352, 718280, 724190, 1158704, 1436560, 1448380, 2317408, 2496023, 2873120, 2896760, 4992046, 5793520, 9355597, 9984092, 11587040, 12480115, 18711194, 19968184, 24960230, 37422388, 39936368, 46777985, 49920460, 74844776, 79872736, 93555970, 99840920, 149689552, 187111940, 199681840, 299379104, 374223880, 399363680, 748447760, 1300427983, 1496895520, 2600855966, 5201711932, 6502139915, 10403423864, 13004279830, 20806847728, 26008559660, 41613695456, 52017119320, 104034238640, 208068477280]

約数ペア:

[(1, 208068477280), (2, 104034238640), (4, 52017119320), (5, 41613695456), (8, 26008559660), (10, 20806847728), (16, 13004279830), (20, 10403423864), (32, 6502139915), (40, 5201711932), (80, 2600855966), (139, 1496895520), (160, 1300427983), (278, 748447760), (521, 399363680), (556, 374223880), (695, 299379104), (1042, 199681840), (1112, 187111940), (1390, 149689552), (2084, 99840920), (2224, 93555970), (2605, 79872736), (2780, 74844776), (4168, 49920460), (4448, 46777985), (5210, 39936368), (5560, 37422388), (8336, 24960230), (10420, 19968184), (11120, 18711194), (16672, 12480115), (17957, 11587040), (20840, 9984092), (22240, 9355597), (35914, 5793520), (41680, 4992046), (71828, 2896760), (72419, 2873120), (83360, 2496023), (89785, 2317408), (143656, 1448380), (144838, 1436560), (179570, 1158704), (287312, 724190), (289676, 718280), (359140, 579352), (362095, 574624)]