129205680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{538357}}^1$

素因数の和:538373

約数の個数: 40

約数和(自身を含む): 400538352

約数和(自身を除く): 271332672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 538357, 1076714, 1615071, 2153428, 2691785, 3230142, 4306856, 5383570, 6460284, 8075355, 8613712, 10767140, 12920568, 16150710, 21534280, 25841136, 32301420, 43068560, 64602840, 129205680]

約数ペア:

[(1, 129205680), (2, 64602840), (3, 43068560), (4, 32301420), (5, 25841136), (6, 21534280), (8, 16150710), (10, 12920568), (12, 10767140), (15, 8613712), (16, 8075355), (20, 6460284), (24, 5383570), (30, 4306856), (40, 3230142), (48, 2691785), (60, 2153428), (80, 1615071), (120, 1076714), (240, 538357)]