1291036740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{4751}}^1$

素因数の和:5417

約数の個数: 96

約数和(自身を含む): 4138573824

約数和(自身を除く): 2847537084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 647, 1294, 1941, 2588, 3235, 3882, 4529, 4751, 6470, 7764, 9058, 9502, 9705, 12940, 13587, 14253, 18116, 19004, 19410, 22645, 23755, 27174, 28506, 33257, 38820, 45290, 47510, 54348, 57012, 66514, 67935, 71265, 90580, 95020, 99771, 133028, 135870, 142530, 166285, 199542, 271740, 285060, 332570, 399084, 498855, 665140, 997710, 1995420, 3073897, 6147794, 9221691, 12295588, 15369485, 18443382, 21517279, 30738970, 36886764, 43034558, 46108455, 61477940, 64551837, 86069116, 92216910, 107586395, 129103674, 184433820, 215172790, 258207348, 322759185, 430345580, 645518370, 1291036740]

約数ペア:

[(1, 1291036740), (2, 645518370), (3, 430345580), (4, 322759185), (5, 258207348), (6, 215172790), (7, 184433820), (10, 129103674), (12, 107586395), (14, 92216910), (15, 86069116), (20, 64551837), (21, 61477940), (28, 46108455), (30, 43034558), (35, 36886764), (42, 30738970), (60, 21517279), (70, 18443382), (84, 15369485), (105, 12295588), (140, 9221691), (210, 6147794), (420, 3073897), (647, 1995420), (1294, 997710), (1941, 665140), (2588, 498855), (3235, 399084), (3882, 332570), (4529, 285060), (4751, 271740), (6470, 199542), (7764, 166285), (9058, 142530), (9502, 135870), (9705, 133028), (12940, 99771), (13587, 95020), (14253, 90580), (18116, 71265), (19004, 67935), (19410, 66514), (22645, 57012), (23755, 54348), (27174, 47510), (28506, 45290), (33257, 38820)]