720984138

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{821}}^1$

素因数の和:972

約数の個数: 96

約数和(自身を含む): 1754213760

約数和(自身を除く): 1033229622

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 103, 147, 174, 203, 206, 294, 309, 406, 609, 618, 721, 821, 1218, 1421, 1442, 1642, 2163, 2463, 2842, 2987, 4263, 4326, 4926, 5047, 5747, 5974, 8526, 8961, 10094, 11494, 15141, 17241, 17922, 20909, 23809, 30282, 34482, 40229, 41818, 47618, 62727, 71427, 80458, 84563, 120687, 125454, 142854, 146363, 166663, 169126, 241374, 253689, 292726, 333326, 439089, 499989, 507378, 591941, 878178, 999978, 1166641, 1183882, 1775823, 2333282, 2452327, 3499923, 3551646, 4143587, 4904654, 6999846, 7356981, 8287174, 12430761, 14713962, 17166289, 24861522, 34332578, 51498867, 102997734, 120164023, 240328046, 360492069, 720984138]

約数ペア:

[(1, 720984138), (2, 360492069), (3, 240328046), (6, 120164023), (7, 102997734), (14, 51498867), (21, 34332578), (29, 24861522), (42, 17166289), (49, 14713962), (58, 12430761), (87, 8287174), (98, 7356981), (103, 6999846), (147, 4904654), (174, 4143587), (203, 3551646), (206, 3499923), (294, 2452327), (309, 2333282), (406, 1775823), (609, 1183882), (618, 1166641), (721, 999978), (821, 878178), (1218, 591941), (1421, 507378), (1442, 499989), (1642, 439089), (2163, 333326), (2463, 292726), (2842, 253689), (2987, 241374), (4263, 169126), (4326, 166663), (4926, 146363), (5047, 142854), (5747, 125454), (5974, 120687), (8526, 84563), (8961, 80458), (10094, 71427), (11494, 62727), (15141, 47618), (17241, 41818), (17922, 40229), (20909, 34482), (23809, 30282)]