254202440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{3329}}^1$

素因数の和:3446

約数の個数: 64

約数和(自身を含む): 604195200

約数和(自身を除く): 349992760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 83, 92, 115, 166, 184, 230, 332, 415, 460, 664, 830, 920, 1660, 1909, 3320, 3329, 3818, 6658, 7636, 9545, 13316, 15272, 16645, 19090, 26632, 33290, 38180, 66580, 76360, 76567, 133160, 153134, 276307, 306268, 382835, 552614, 612536, 765670, 1105228, 1381535, 1531340, 2210456, 2763070, 3062680, 5526140, 6355061, 11052280, 12710122, 25420244, 31775305, 50840488, 63550610, 127101220, 254202440]

約数ペア:

[(1, 254202440), (2, 127101220), (4, 63550610), (5, 50840488), (8, 31775305), (10, 25420244), (20, 12710122), (23, 11052280), (40, 6355061), (46, 5526140), (83, 3062680), (92, 2763070), (115, 2210456), (166, 1531340), (184, 1381535), (230, 1105228), (332, 765670), (415, 612536), (460, 552614), (664, 382835), (830, 306268), (920, 276307), (1660, 153134), (1909, 133160), (3320, 76567), (3329, 76360), (3818, 66580), (6658, 38180), (7636, 33290), (9545, 26632), (13316, 19090), (15272, 16645)]