129415920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{539233}}^1$

素因数の和:539249

約数の個数: 40

約数和(自身を含む): 401190096

約数和(自身を除く): 271774176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 539233, 1078466, 1617699, 2156932, 2696165, 3235398, 4313864, 5392330, 6470796, 8088495, 8627728, 10784660, 12941592, 16176990, 21569320, 25883184, 32353980, 43138640, 64707960, 129415920]

約数ペア:

[(1, 129415920), (2, 64707960), (3, 43138640), (4, 32353980), (5, 25883184), (6, 21569320), (8, 16176990), (10, 12941592), (12, 10784660), (15, 8627728), (16, 8088495), (20, 6470796), (24, 5392330), (30, 4313864), (40, 3235398), (48, 2696165), (60, 2156932), (80, 1617699), (120, 1078466), (240, 539233)]