215832640

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11057}}^1$

素因数の和:11135

約数の個数: 56

約数和(自身を含む): 522424152

約数和(自身を除く): 306591512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 9760, 11057, 19520, 22114, 44228, 55285, 88456, 110570, 176912, 221140, 353824, 442280, 674477, 707648, 884560, 1348954, 1769120, 2697908, 3372385, 3538240, 5395816, 6744770, 10791632, 13489540, 21583264, 26979080, 43166528, 53958160, 107916320, 215832640]

約数ペア:

[(1, 215832640), (2, 107916320), (4, 53958160), (5, 43166528), (8, 26979080), (10, 21583264), (16, 13489540), (20, 10791632), (32, 6744770), (40, 5395816), (61, 3538240), (64, 3372385), (80, 2697908), (122, 1769120), (160, 1348954), (244, 884560), (305, 707648), (320, 674477), (488, 442280), (610, 353824), (976, 221140), (1220, 176912), (1952, 110570), (2440, 88456), (3904, 55285), (4880, 44228), (9760, 22114), (11057, 19520)]