129812640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{270443}}^1$

素因数の和:270461

約数の個数: 48

約数和(自身を含む): 408911328

約数和(自身を除く): 279098688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 270443, 540886, 811329, 1081772, 1352215, 1622658, 2163544, 2704430, 3245316, 4056645, 4327088, 5408860, 6490632, 8113290, 8654176, 10817720, 12981264, 16226580, 21635440, 25962528, 32453160, 43270880, 64906320, 129812640]

約数ペア:

[(1, 129812640), (2, 64906320), (3, 43270880), (4, 32453160), (5, 25962528), (6, 21635440), (8, 16226580), (10, 12981264), (12, 10817720), (15, 8654176), (16, 8113290), (20, 6490632), (24, 5408860), (30, 4327088), (32, 4056645), (40, 3245316), (48, 2704430), (60, 2163544), (80, 1622658), (96, 1352215), (120, 1081772), (160, 811329), (240, 540886), (480, 270443)]