262380420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2617}}^1$

素因数の和:3189

約数の個数: 72

約数和(自身を含む): 797620824

約数和(自身を除く): 535240404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 557, 1114, 1671, 2228, 2617, 2785, 3342, 5013, 5234, 5570, 6684, 7851, 8355, 10026, 10468, 11140, 13085, 15702, 16710, 20052, 23553, 25065, 26170, 31404, 33420, 39255, 47106, 50130, 52340, 78510, 94212, 100260, 117765, 157020, 235530, 471060, 1457669, 2915338, 4373007, 5830676, 7288345, 8746014, 13119021, 14576690, 17492028, 21865035, 26238042, 29153380, 43730070, 52476084, 65595105, 87460140, 131190210, 262380420]

約数ペア:

[(1, 262380420), (2, 131190210), (3, 87460140), (4, 65595105), (5, 52476084), (6, 43730070), (9, 29153380), (10, 26238042), (12, 21865035), (15, 17492028), (18, 14576690), (20, 13119021), (30, 8746014), (36, 7288345), (45, 5830676), (60, 4373007), (90, 2915338), (180, 1457669), (557, 471060), (1114, 235530), (1671, 157020), (2228, 117765), (2617, 100260), (2785, 94212), (3342, 78510), (5013, 52340), (5234, 50130), (5570, 47106), (6684, 39255), (7851, 33420), (8355, 31404), (10026, 26170), (10468, 25065), (11140, 23553), (13085, 20052), (15702, 16710)]