15120870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 38154240

約数和(自身を除く): 23033370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 71, 93, 142, 155, 186, 213, 229, 310, 355, 426, 458, 465, 687, 710, 930, 1065, 1145, 1374, 2130, 2201, 2290, 3435, 4402, 6603, 6870, 7099, 11005, 13206, 14198, 16259, 21297, 22010, 32518, 33015, 35495, 42594, 48777, 66030, 70990, 81295, 97554, 106485, 162590, 212970, 243885, 487770, 504029, 1008058, 1512087, 2520145, 3024174, 5040290, 7560435, 15120870]

約数ペア:

[(1, 15120870), (2, 7560435), (3, 5040290), (5, 3024174), (6, 2520145), (10, 1512087), (15, 1008058), (30, 504029), (31, 487770), (62, 243885), (71, 212970), (93, 162590), (142, 106485), (155, 97554), (186, 81295), (213, 70990), (229, 66030), (310, 48777), (355, 42594), (426, 35495), (458, 33015), (465, 32518), (687, 22010), (710, 21297), (930, 16259), (1065, 14198), (1145, 13206), (1374, 11005), (2130, 7099), (2201, 6870), (2290, 6603), (3435, 4402)]