128965440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{134339}}^1$

素因数の和:134359

約数の個数: 56

約数和(自身を含む): 409468320

約数和(自身を除く): 280502880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 134339, 268678, 403017, 537356, 671695, 806034, 1074712, 1343390, 1612068, 2015085, 2149424, 2686780, 3224136, 4030170, 4298848, 5373560, 6448272, 8060340, 8597696, 10747120, 12896544, 16120680, 21494240, 25793088, 32241360, 42988480, 64482720, 128965440]

約数ペア:

[(1, 128965440), (2, 64482720), (3, 42988480), (4, 32241360), (5, 25793088), (6, 21494240), (8, 16120680), (10, 12896544), (12, 10747120), (15, 8597696), (16, 8060340), (20, 6448272), (24, 5373560), (30, 4298848), (32, 4030170), (40, 3224136), (48, 2686780), (60, 2149424), (64, 2015085), (80, 1612068), (96, 1343390), (120, 1074712), (160, 806034), (192, 671695), (240, 537356), (320, 403017), (480, 268678), (960, 134339)]