147340820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 359856000

約数和(自身を除く): 212515180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 101, 110, 190, 202, 209, 220, 349, 380, 404, 418, 505, 698, 836, 1010, 1045, 1111, 1396, 1745, 1919, 2020, 2090, 2222, 3490, 3838, 3839, 4180, 4444, 5555, 6631, 6980, 7676, 7678, 9595, 11110, 13262, 15356, 19190, 19195, 21109, 22220, 26524, 33155, 35249, 38380, 38390, 42218, 66310, 70498, 72941, 76780, 84436, 105545, 132620, 140996, 145882, 176245, 211090, 291764, 352490, 364705, 387739, 422180, 669731, 704980, 729410, 775478, 1339462, 1458820, 1550956, 1938695, 2678924, 3348655, 3877390, 6697310, 7367041, 7754780, 13394620, 14734082, 29468164, 36835205, 73670410, 147340820]

約数ペア:

[(1, 147340820), (2, 73670410), (4, 36835205), (5, 29468164), (10, 14734082), (11, 13394620), (19, 7754780), (20, 7367041), (22, 6697310), (38, 3877390), (44, 3348655), (55, 2678924), (76, 1938695), (95, 1550956), (101, 1458820), (110, 1339462), (190, 775478), (202, 729410), (209, 704980), (220, 669731), (349, 422180), (380, 387739), (404, 364705), (418, 352490), (505, 291764), (698, 211090), (836, 176245), (1010, 145882), (1045, 140996), (1111, 132620), (1396, 105545), (1745, 84436), (1919, 76780), (2020, 72941), (2090, 70498), (2222, 66310), (3490, 42218), (3838, 38390), (3839, 38380), (4180, 35249), (4444, 33155), (5555, 26524), (6631, 22220), (6980, 21109), (7676, 19195), (7678, 19190), (9595, 15356), (11110, 13262)]