123655480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6427}}^1$

素因数の和:6488

約数の個数: 64

約数和(自身を含む): 307772640

約数和(自身を除く): 184117160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4810, 6427, 9620, 12854, 19240, 25708, 32135, 51416, 64270, 83551, 128540, 167102, 237799, 257080, 334204, 417755, 475598, 668408, 835510, 951196, 1188995, 1671020, 1902392, 2377990, 3091387, 3342040, 4755980, 6182774, 9511960, 12365548, 15456935, 24731096, 30913870, 61827740, 123655480]

約数ペア:

[(1, 123655480), (2, 61827740), (4, 30913870), (5, 24731096), (8, 15456935), (10, 12365548), (13, 9511960), (20, 6182774), (26, 4755980), (37, 3342040), (40, 3091387), (52, 2377990), (65, 1902392), (74, 1671020), (104, 1188995), (130, 951196), (148, 835510), (185, 668408), (260, 475598), (296, 417755), (370, 334204), (481, 257080), (520, 237799), (740, 167102), (962, 128540), (1480, 83551), (1924, 64270), (2405, 51416), (3848, 32135), (4810, 25708), (6427, 19240), (9620, 12854)]