263752164

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{1487}}^1$

素因数の和:1889

約数の個数: 72

約数和(自身を含む): 720370560

約数和(自身を除く): 456618396

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 379, 468, 758, 1137, 1487, 1516, 2274, 2974, 3411, 4461, 4548, 4927, 5948, 6822, 8922, 9854, 13383, 13644, 14781, 17844, 19331, 19708, 26766, 29562, 38662, 44343, 53532, 57993, 59124, 77324, 88686, 115986, 173979, 177372, 231972, 347958, 563573, 695916, 1127146, 1690719, 2254292, 3381438, 5072157, 6762876, 7326449, 10144314, 14652898, 20288628, 21979347, 29305796, 43958694, 65938041, 87917388, 131876082, 263752164]

約数ペア:

[(1, 263752164), (2, 131876082), (3, 87917388), (4, 65938041), (6, 43958694), (9, 29305796), (12, 21979347), (13, 20288628), (18, 14652898), (26, 10144314), (36, 7326449), (39, 6762876), (52, 5072157), (78, 3381438), (117, 2254292), (156, 1690719), (234, 1127146), (379, 695916), (468, 563573), (758, 347958), (1137, 231972), (1487, 177372), (1516, 173979), (2274, 115986), (2974, 88686), (3411, 77324), (4461, 59124), (4548, 57993), (4927, 53532), (5948, 44343), (6822, 38662), (8922, 29562), (9854, 26766), (13383, 19708), (13644, 19331), (14781, 17844)]