15730020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2819}}^1$

素因数の和:2865

約数の個数: 72

約数和(自身を含む): 49271040

約数和(自身を除く): 33541020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 2819, 5580, 5638, 8457, 11276, 14095, 16914, 25371, 28190, 33828, 42285, 50742, 56380, 84570, 87389, 101484, 126855, 169140, 174778, 253710, 262167, 349556, 436945, 507420, 524334, 786501, 873890, 1048668, 1310835, 1573002, 1747780, 2621670, 3146004, 3932505, 5243340, 7865010, 15730020]

約数ペア:

[(1, 15730020), (2, 7865010), (3, 5243340), (4, 3932505), (5, 3146004), (6, 2621670), (9, 1747780), (10, 1573002), (12, 1310835), (15, 1048668), (18, 873890), (20, 786501), (30, 524334), (31, 507420), (36, 436945), (45, 349556), (60, 262167), (62, 253710), (90, 174778), (93, 169140), (124, 126855), (155, 101484), (180, 87389), (186, 84570), (279, 56380), (310, 50742), (372, 42285), (465, 33828), (558, 28190), (620, 25371), (930, 16914), (1116, 14095), (1395, 11276), (1860, 8457), (2790, 5638), (2819, 5580)]