280134972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19309}}^1$

素因数の和:19363

約数の個数: 72

約数和(自身を含む): 787230080

約数和(自身を除く): 507095108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 19309, 38618, 57927, 77236, 115854, 173781, 231708, 251017, 347562, 502034, 598579, 695124, 753051, 1004068, 1197158, 1506102, 1795737, 2259153, 2394316, 3012204, 3591474, 4518306, 5387211, 7182948, 7781527, 9036612, 10774422, 15563054, 21548844, 23344581, 31126108, 46689162, 70033743, 93378324, 140067486, 280134972]

約数ペア:

[(1, 280134972), (2, 140067486), (3, 93378324), (4, 70033743), (6, 46689162), (9, 31126108), (12, 23344581), (13, 21548844), (18, 15563054), (26, 10774422), (31, 9036612), (36, 7781527), (39, 7182948), (52, 5387211), (62, 4518306), (78, 3591474), (93, 3012204), (117, 2394316), (124, 2259153), (156, 1795737), (186, 1506102), (234, 1197158), (279, 1004068), (372, 753051), (403, 695124), (468, 598579), (558, 502034), (806, 347562), (1116, 251017), (1209, 231708), (1612, 173781), (2418, 115854), (3627, 77236), (4836, 57927), (7254, 38618), (14508, 19309)]