231340280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{2333}}^1$

素因数の和:2448

約数の個数: 64

約数和(自身を含む): 542795040

約数和(自身を除く): 311454760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 67, 74, 134, 148, 185, 268, 296, 335, 370, 536, 670, 740, 1340, 1480, 2333, 2479, 2680, 4666, 4958, 9332, 9916, 11665, 12395, 18664, 19832, 23330, 24790, 46660, 49580, 86321, 93320, 99160, 156311, 172642, 312622, 345284, 431605, 625244, 690568, 781555, 863210, 1250488, 1563110, 1726420, 3126220, 3452840, 5783507, 6252440, 11567014, 23134028, 28917535, 46268056, 57835070, 115670140, 231340280]

約数ペア:

[(1, 231340280), (2, 115670140), (4, 57835070), (5, 46268056), (8, 28917535), (10, 23134028), (20, 11567014), (37, 6252440), (40, 5783507), (67, 3452840), (74, 3126220), (134, 1726420), (148, 1563110), (185, 1250488), (268, 863210), (296, 781555), (335, 690568), (370, 625244), (536, 431605), (670, 345284), (740, 312622), (1340, 172642), (1480, 156311), (2333, 99160), (2479, 93320), (2680, 86321), (4666, 49580), (4958, 46660), (9332, 24790), (9916, 23330), (11665, 19832), (12395, 18664)]