149364280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{287239}}^1$

素因数の和:287263

約数の個数: 32

約数和(自身を含む): 361922400

約数和(自身を除く): 212558120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 287239, 574478, 1148956, 1436195, 2297912, 2872390, 3734107, 5744780, 7468214, 11489560, 14936428, 18670535, 29872856, 37341070, 74682140, 149364280]

約数ペア:

[(1, 149364280), (2, 74682140), (4, 37341070), (5, 29872856), (8, 18670535), (10, 14936428), (13, 11489560), (20, 7468214), (26, 5744780), (40, 3734107), (52, 2872390), (65, 2297912), (104, 1436195), (130, 1148956), (260, 574478), (520, 287239)]