15399870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 39536640

約数和(自身を除く): 24136770

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 290, 310, 435, 465, 571, 870, 899, 930, 1142, 1713, 1798, 2697, 2855, 3426, 4495, 5394, 5710, 8565, 8990, 13485, 16559, 17130, 17701, 26970, 33118, 35402, 49677, 53103, 82795, 88505, 99354, 106206, 165590, 177010, 248385, 265515, 496770, 513329, 531030, 1026658, 1539987, 2566645, 3079974, 5133290, 7699935, 15399870]

約数ペア:

[(1, 15399870), (2, 7699935), (3, 5133290), (5, 3079974), (6, 2566645), (10, 1539987), (15, 1026658), (29, 531030), (30, 513329), (31, 496770), (58, 265515), (62, 248385), (87, 177010), (93, 165590), (145, 106206), (155, 99354), (174, 88505), (186, 82795), (290, 53103), (310, 49677), (435, 35402), (465, 33118), (571, 26970), (870, 17701), (899, 17130), (930, 16559), (1142, 13485), (1713, 8990), (1798, 8565), (2697, 5710), (2855, 5394), (3426, 4495)]