250831280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1459}}^1$

素因数の和:1786

約数の個数: 80

約数和(自身を含む): 669123840

約数和(自身を除く): 418292560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 307, 560, 614, 1228, 1459, 1535, 2149, 2456, 2918, 3070, 4298, 4912, 5836, 6140, 7295, 8596, 10213, 10745, 11672, 12280, 14590, 17192, 20426, 21490, 23344, 24560, 29180, 34384, 40852, 42980, 51065, 58360, 81704, 85960, 102130, 116720, 163408, 171920, 204260, 408520, 447913, 817040, 895826, 1791652, 2239565, 3135391, 3583304, 4479130, 6270782, 7166608, 8958260, 12541564, 15676955, 17916520, 25083128, 31353910, 35833040, 50166256, 62707820, 125415640, 250831280]

約数ペア:

[(1, 250831280), (2, 125415640), (4, 62707820), (5, 50166256), (7, 35833040), (8, 31353910), (10, 25083128), (14, 17916520), (16, 15676955), (20, 12541564), (28, 8958260), (35, 7166608), (40, 6270782), (56, 4479130), (70, 3583304), (80, 3135391), (112, 2239565), (140, 1791652), (280, 895826), (307, 817040), (560, 447913), (614, 408520), (1228, 204260), (1459, 171920), (1535, 163408), (2149, 116720), (2456, 102130), (2918, 85960), (3070, 81704), (4298, 58360), (4912, 51065), (5836, 42980), (6140, 40852), (7295, 34384), (8596, 29180), (10213, 24560), (10745, 23344), (11672, 21490), (12280, 20426), (14590, 17192)]