67491620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1213

約数の個数: 72

約数和(自身を含む): 167723640

約数和(自身を除く): 100232020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1129, 1220, 1708, 2135, 2258, 2989, 4270, 4516, 5645, 5978, 7903, 8540, 11290, 11956, 14945, 15806, 22580, 29890, 31612, 39515, 55321, 59780, 68869, 79030, 110642, 137738, 158060, 221284, 275476, 276605, 344345, 482083, 553210, 688690, 964166, 1106420, 1377380, 1928332, 2410415, 3374581, 4820830, 6749162, 9641660, 13498324, 16872905, 33745810, 67491620]

約数ペア:

[(1, 67491620), (2, 33745810), (4, 16872905), (5, 13498324), (7, 9641660), (10, 6749162), (14, 4820830), (20, 3374581), (28, 2410415), (35, 1928332), (49, 1377380), (61, 1106420), (70, 964166), (98, 688690), (122, 553210), (140, 482083), (196, 344345), (244, 276605), (245, 275476), (305, 221284), (427, 158060), (490, 137738), (610, 110642), (854, 79030), (980, 68869), (1129, 59780), (1220, 55321), (1708, 39515), (2135, 31612), (2258, 29890), (2989, 22580), (4270, 15806), (4516, 14945), (5645, 11956), (5978, 11290), (7903, 8540)]