840633266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 1477440000

約数和(自身を除く): 636806734

約数列:

[1, 2, 11, 22, 29, 37, 58, 74, 149, 239, 298, 319, 407, 478, 638, 814, 1073, 1639, 2146, 2629, 3278, 4321, 5258, 5513, 6931, 8642, 8843, 11026, 11803, 13862, 17686, 23606, 35611, 47531, 60643, 71222, 76241, 95062, 97273, 121286, 152482, 159877, 194546, 256447, 319754, 391721, 512894, 783442, 1032719, 1317607, 1758647, 2065438, 2635214, 2820917, 3517294, 5641834, 11359909, 14493677, 22719818, 28987354, 38210603, 76421206, 420316633, 840633266]

約数ペア:

[(1, 840633266), (2, 420316633), (11, 76421206), (22, 38210603), (29, 28987354), (37, 22719818), (58, 14493677), (74, 11359909), (149, 5641834), (239, 3517294), (298, 2820917), (319, 2635214), (407, 2065438), (478, 1758647), (638, 1317607), (814, 1032719), (1073, 783442), (1639, 512894), (2146, 391721), (2629, 319754), (3278, 256447), (4321, 194546), (5258, 159877), (5513, 152482), (6931, 121286), (8642, 97273), (8843, 95062), (11026, 76241), (11803, 71222), (13862, 60643), (17686, 47531), (23606, 35611)]