305832560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1531}}^1$

素因数の和:1782

約数の個数: 80

約数和(自身を含む): 779628672

約数和(自身を除く): 473796112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 227, 440, 454, 880, 908, 1135, 1531, 1816, 2270, 2497, 3062, 3632, 4540, 4994, 6124, 7655, 9080, 9988, 12248, 12485, 15310, 16841, 18160, 19976, 24496, 24970, 30620, 33682, 39952, 49940, 61240, 67364, 84205, 99880, 122480, 134728, 168410, 199760, 269456, 336820, 347537, 673640, 695074, 1347280, 1390148, 1737685, 2780296, 3475370, 3822907, 5560592, 6950740, 7645814, 13901480, 15291628, 19114535, 27802960, 30583256, 38229070, 61166512, 76458140, 152916280, 305832560]

約数ペア:

[(1, 305832560), (2, 152916280), (4, 76458140), (5, 61166512), (8, 38229070), (10, 30583256), (11, 27802960), (16, 19114535), (20, 15291628), (22, 13901480), (40, 7645814), (44, 6950740), (55, 5560592), (80, 3822907), (88, 3475370), (110, 2780296), (176, 1737685), (220, 1390148), (227, 1347280), (440, 695074), (454, 673640), (880, 347537), (908, 336820), (1135, 269456), (1531, 199760), (1816, 168410), (2270, 134728), (2497, 122480), (3062, 99880), (3632, 84205), (4540, 67364), (4994, 61240), (6124, 49940), (7655, 39952), (9080, 33682), (9988, 30620), (12248, 24970), (12485, 24496), (15310, 19976), (16841, 18160)]