154675580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6899}}^1$

素因数の和:6986

約数の個数: 48

約数和(自身を含む): 347760000

約数和(自身を除く): 193084420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 6899, 11210, 13798, 22420, 27596, 34495, 68990, 131081, 137980, 262162, 407041, 524324, 655405, 814082, 1310810, 1628164, 2035205, 2621620, 4070410, 7733779, 8140820, 15467558, 30935116, 38668895, 77337790, 154675580]

約数ペア:

[(1, 154675580), (2, 77337790), (4, 38668895), (5, 30935116), (10, 15467558), (19, 8140820), (20, 7733779), (38, 4070410), (59, 2621620), (76, 2035205), (95, 1628164), (118, 1310810), (190, 814082), (236, 655405), (295, 524324), (380, 407041), (590, 262162), (1121, 137980), (1180, 131081), (2242, 68990), (4484, 34495), (5605, 27596), (6899, 22420), (11210, 13798)]