15070020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:749

約数の個数: 96

約数和(自身を含む): 49206528

約数和(自身を除く): 34136508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 140, 159, 210, 212, 265, 318, 371, 420, 530, 636, 677, 742, 795, 1060, 1113, 1354, 1484, 1590, 1855, 2031, 2226, 2708, 3180, 3385, 3710, 4062, 4452, 4739, 5565, 6770, 7420, 8124, 9478, 10155, 11130, 13540, 14217, 18956, 20310, 22260, 23695, 28434, 35881, 40620, 47390, 56868, 71085, 71762, 94780, 107643, 142170, 143524, 179405, 215286, 251167, 284340, 358810, 430572, 502334, 538215, 717620, 753501, 1004668, 1076430, 1255835, 1507002, 2152860, 2511670, 3014004, 3767505, 5023340, 7535010, 15070020]

約数ペア:

[(1, 15070020), (2, 7535010), (3, 5023340), (4, 3767505), (5, 3014004), (6, 2511670), (7, 2152860), (10, 1507002), (12, 1255835), (14, 1076430), (15, 1004668), (20, 753501), (21, 717620), (28, 538215), (30, 502334), (35, 430572), (42, 358810), (53, 284340), (60, 251167), (70, 215286), (84, 179405), (105, 143524), (106, 142170), (140, 107643), (159, 94780), (210, 71762), (212, 71085), (265, 56868), (318, 47390), (371, 40620), (420, 35881), (530, 28434), (636, 23695), (677, 22260), (742, 20310), (795, 18956), (1060, 14217), (1113, 13540), (1354, 11130), (1484, 10155), (1590, 9478), (1855, 8124), (2031, 7420), (2226, 6770), (2708, 5565), (3180, 4739), (3385, 4452), (3710, 4062)]