18057780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7717}}^1$

素因数の和:7745

約数の個数: 72

約数和(自身を含む): 58996392

約数和(自身を除く): 40938612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 7717, 15434, 23151, 30868, 38585, 46302, 69453, 77170, 92604, 100321, 115755, 138906, 154340, 200642, 231510, 277812, 300963, 347265, 401284, 463020, 501605, 601926, 694530, 902889, 1003210, 1203852, 1389060, 1504815, 1805778, 2006420, 3009630, 3611556, 4514445, 6019260, 9028890, 18057780]

約数ペア:

[(1, 18057780), (2, 9028890), (3, 6019260), (4, 4514445), (5, 3611556), (6, 3009630), (9, 2006420), (10, 1805778), (12, 1504815), (13, 1389060), (15, 1203852), (18, 1003210), (20, 902889), (26, 694530), (30, 601926), (36, 501605), (39, 463020), (45, 401284), (52, 347265), (60, 300963), (65, 277812), (78, 231510), (90, 200642), (117, 154340), (130, 138906), (156, 115755), (180, 100321), (195, 92604), (234, 77170), (260, 69453), (390, 46302), (468, 38585), (585, 30868), (780, 23151), (1170, 15434), (2340, 7717)]