12915617960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{40427}}^1$

素因数の和:40615

約数の個数: 96

約数和(自身を含む): 34012884960

約数和(自身を除く): 21097267000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 163, 196, 245, 280, 326, 392, 490, 652, 815, 980, 1141, 1304, 1630, 1960, 2282, 3260, 4564, 5705, 6520, 7987, 9128, 11410, 15974, 22820, 31948, 39935, 40427, 45640, 63896, 79870, 80854, 159740, 161708, 202135, 282989, 319480, 323416, 404270, 565978, 808540, 1131956, 1414945, 1617080, 1980923, 2263912, 2829890, 3961846, 5659780, 6589601, 7923692, 9904615, 11319560, 13179202, 15847384, 19809230, 26358404, 32948005, 39618460, 46127207, 52716808, 65896010, 79236920, 92254414, 131792020, 184508828, 230636035, 263584040, 322890449, 369017656, 461272070, 645780898, 922544140, 1291561796, 1614452245, 1845088280, 2583123592, 3228904490, 6457808980, 12915617960]

約数ペア:

[(1, 12915617960), (2, 6457808980), (4, 3228904490), (5, 2583123592), (7, 1845088280), (8, 1614452245), (10, 1291561796), (14, 922544140), (20, 645780898), (28, 461272070), (35, 369017656), (40, 322890449), (49, 263584040), (56, 230636035), (70, 184508828), (98, 131792020), (140, 92254414), (163, 79236920), (196, 65896010), (245, 52716808), (280, 46127207), (326, 39618460), (392, 32948005), (490, 26358404), (652, 19809230), (815, 15847384), (980, 13179202), (1141, 11319560), (1304, 9904615), (1630, 7923692), (1960, 6589601), (2282, 5659780), (3260, 3961846), (4564, 2829890), (5705, 2263912), (6520, 1980923), (7987, 1617080), (9128, 1414945), (11410, 1131956), (15974, 808540), (22820, 565978), (31948, 404270), (39935, 323416), (40427, 319480), (45640, 282989), (63896, 202135), (79870, 161708), (80854, 159740)]