15857520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{9439}}^1$

素因数の和:9462

約数の個数: 80

約数和(自身を含む): 56186880

約数和(自身を除く): 40329360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 9439, 18878, 28317, 37756, 47195, 56634, 66073, 75512, 94390, 113268, 132146, 141585, 151024, 188780, 198219, 226536, 264292, 283170, 330365, 377560, 396438, 453072, 528584, 566340, 660730, 755120, 792876, 991095, 1057168, 1132680, 1321460, 1585752, 1982190, 2265360, 2642920, 3171504, 3964380, 5285840, 7928760, 15857520]

約数ペア:

[(1, 15857520), (2, 7928760), (3, 5285840), (4, 3964380), (5, 3171504), (6, 2642920), (7, 2265360), (8, 1982190), (10, 1585752), (12, 1321460), (14, 1132680), (15, 1057168), (16, 991095), (20, 792876), (21, 755120), (24, 660730), (28, 566340), (30, 528584), (35, 453072), (40, 396438), (42, 377560), (48, 330365), (56, 283170), (60, 264292), (70, 226536), (80, 198219), (84, 188780), (105, 151024), (112, 141585), (120, 132146), (140, 113268), (168, 94390), (210, 75512), (240, 66073), (280, 56634), (336, 47195), (420, 37756), (560, 28317), (840, 18878), (1680, 9439)]