247993770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{673}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 607958784

約数和(自身を除く): 359965014

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 173, 213, 346, 355, 426, 519, 673, 710, 865, 1038, 1065, 1346, 1730, 2019, 2130, 2595, 3365, 4038, 5190, 6730, 10095, 12283, 20190, 24566, 36849, 47783, 61415, 73698, 95566, 116429, 122830, 143349, 184245, 232858, 238915, 286698, 349287, 368490, 477830, 582145, 698574, 716745, 1164290, 1433490, 1746435, 3492870, 8266459, 16532918, 24799377, 41332295, 49598754, 82664590, 123996885, 247993770]

約数ペア:

[(1, 247993770), (2, 123996885), (3, 82664590), (5, 49598754), (6, 41332295), (10, 24799377), (15, 16532918), (30, 8266459), (71, 3492870), (142, 1746435), (173, 1433490), (213, 1164290), (346, 716745), (355, 698574), (426, 582145), (519, 477830), (673, 368490), (710, 349287), (865, 286698), (1038, 238915), (1065, 232858), (1346, 184245), (1730, 143349), (2019, 122830), (2130, 116429), (2595, 95566), (3365, 73698), (4038, 61415), (5190, 47783), (6730, 36849), (10095, 24566), (12283, 20190)]