42780570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2017}}^1$

素因数の和:2135

約数の個数: 64

約数和(自身を含む): 118561536

約数和(自身を除く): 75780966

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 101, 105, 202, 210, 303, 505, 606, 707, 1010, 1414, 1515, 2017, 2121, 3030, 3535, 4034, 4242, 6051, 7070, 10085, 10605, 12102, 14119, 20170, 21210, 28238, 30255, 42357, 60510, 70595, 84714, 141190, 203717, 211785, 407434, 423570, 611151, 1018585, 1222302, 1426019, 2037170, 2852038, 3055755, 4278057, 6111510, 7130095, 8556114, 14260190, 21390285, 42780570]

約数ペア:

[(1, 42780570), (2, 21390285), (3, 14260190), (5, 8556114), (6, 7130095), (7, 6111510), (10, 4278057), (14, 3055755), (15, 2852038), (21, 2037170), (30, 1426019), (35, 1222302), (42, 1018585), (70, 611151), (101, 423570), (105, 407434), (202, 211785), (210, 203717), (303, 141190), (505, 84714), (606, 70595), (707, 60510), (1010, 42357), (1414, 30255), (1515, 28238), (2017, 21210), (2121, 20170), (3030, 14119), (3535, 12102), (4034, 10605), (4242, 10085), (6051, 7070)]