123446280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14489}}^1$

素因数の和:14574

約数の個数: 64

約数和(自身を含む): 375580800

約数和(自身を除く): 252134520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 14489, 28978, 43467, 57956, 72445, 86934, 115912, 144890, 173868, 217335, 289780, 347736, 434670, 579560, 869340, 1028719, 1738680, 2057438, 3086157, 4114876, 5143595, 6172314, 8229752, 10287190, 12344628, 15430785, 20574380, 24689256, 30861570, 41148760, 61723140, 123446280]

約数ペア:

[(1, 123446280), (2, 61723140), (3, 41148760), (4, 30861570), (5, 24689256), (6, 20574380), (8, 15430785), (10, 12344628), (12, 10287190), (15, 8229752), (20, 6172314), (24, 5143595), (30, 4114876), (40, 3086157), (60, 2057438), (71, 1738680), (120, 1028719), (142, 869340), (213, 579560), (284, 434670), (355, 347736), (426, 289780), (568, 217335), (710, 173868), (852, 144890), (1065, 115912), (1420, 86934), (1704, 72445), (2130, 57956), (2840, 43467), (4260, 28978), (8520, 14489)]