15679211120

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1\times {\mathrm{1381}}^1$

素因数の和:2554

約数の個数: 80

約数和(自身を含む): 36779000160

約数和(自身を除く): 21099789040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1021, 1112, 1381, 1390, 2042, 2224, 2762, 2780, 4084, 5105, 5524, 5560, 6905, 8168, 10210, 11048, 11120, 13810, 16336, 20420, 22096, 27620, 40840, 55240, 81680, 110480, 141919, 191959, 283838, 383918, 567676, 709595, 767836, 959795, 1135352, 1410001, 1419190, 1535672, 1919590, 2270704, 2820002, 2838380, 3071344, 3839180, 5640004, 5676760, 7050005, 7678360, 11280008, 11353520, 14100010, 15356720, 22560016, 28200020, 56400040, 112800080, 195990139, 391980278, 783960556, 979950695, 1567921112, 1959901390, 3135842224, 3919802780, 7839605560, 15679211120]

約数ペア:

[(1, 15679211120), (2, 7839605560), (4, 3919802780), (5, 3135842224), (8, 1959901390), (10, 1567921112), (16, 979950695), (20, 783960556), (40, 391980278), (80, 195990139), (139, 112800080), (278, 56400040), (556, 28200020), (695, 22560016), (1021, 15356720), (1112, 14100010), (1381, 11353520), (1390, 11280008), (2042, 7678360), (2224, 7050005), (2762, 5676760), (2780, 5640004), (4084, 3839180), (5105, 3071344), (5524, 2838380), (5560, 2820002), (6905, 2270704), (8168, 1919590), (10210, 1535672), (11048, 1419190), (11120, 1410001), (13810, 1135352), (16336, 959795), (20420, 767836), (22096, 709595), (27620, 567676), (40840, 383918), (55240, 283838), (81680, 191959), (110480, 141919)]