144623920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2557}}^1$

素因数の和:2678

約数の個数: 80

約数和(自身を含む): 388243008

約数和(自身を除く): 243619088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1414, 1616, 2020, 2557, 2828, 3535, 4040, 5114, 5656, 7070, 8080, 10228, 11312, 12785, 14140, 17899, 20456, 25570, 28280, 35798, 40912, 51140, 56560, 71596, 89495, 102280, 143192, 178990, 204560, 258257, 286384, 357980, 516514, 715960, 1033028, 1291285, 1431920, 1807799, 2066056, 2582570, 3615598, 4132112, 5165140, 7231196, 9038995, 10330280, 14462392, 18077990, 20660560, 28924784, 36155980, 72311960, 144623920]

約数ペア:

[(1, 144623920), (2, 72311960), (4, 36155980), (5, 28924784), (7, 20660560), (8, 18077990), (10, 14462392), (14, 10330280), (16, 9038995), (20, 7231196), (28, 5165140), (35, 4132112), (40, 3615598), (56, 2582570), (70, 2066056), (80, 1807799), (101, 1431920), (112, 1291285), (140, 1033028), (202, 715960), (280, 516514), (404, 357980), (505, 286384), (560, 258257), (707, 204560), (808, 178990), (1010, 143192), (1414, 102280), (1616, 89495), (2020, 71596), (2557, 56560), (2828, 51140), (3535, 40912), (4040, 35798), (5114, 28280), (5656, 25570), (7070, 20456), (8080, 17899), (10228, 14140), (11312, 12785)]