316580480

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6967}}^1$

素因数の和:7057

約数の個数: 64

約数和(自身を含む): 767594880

約数和(自身を除く): 451014400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 2272, 2840, 4544, 5680, 6967, 9088, 11360, 13934, 22720, 27868, 34835, 45440, 55736, 69670, 111472, 139340, 222944, 278680, 445888, 494657, 557360, 891776, 989314, 1114720, 1978628, 2229440, 2473285, 3957256, 4458880, 4946570, 7914512, 9893140, 15829024, 19786280, 31658048, 39572560, 63316096, 79145120, 158290240, 316580480]

約数ペア:

[(1, 316580480), (2, 158290240), (4, 79145120), (5, 63316096), (8, 39572560), (10, 31658048), (16, 19786280), (20, 15829024), (32, 9893140), (40, 7914512), (64, 4946570), (71, 4458880), (80, 3957256), (128, 2473285), (142, 2229440), (160, 1978628), (284, 1114720), (320, 989314), (355, 891776), (568, 557360), (640, 494657), (710, 445888), (1136, 278680), (1420, 222944), (2272, 139340), (2840, 111472), (4544, 69670), (5680, 55736), (6967, 45440), (9088, 34835), (11360, 27868), (13934, 22720)]