9888990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 24952320

約数和(自身を除く): 15063330

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 59, 74, 111, 118, 151, 177, 185, 222, 295, 302, 354, 370, 453, 555, 590, 755, 885, 906, 1110, 1510, 1770, 2183, 2265, 4366, 4530, 5587, 6549, 8909, 10915, 11174, 13098, 16761, 17818, 21830, 26727, 27935, 32745, 33522, 44545, 53454, 55870, 65490, 83805, 89090, 133635, 167610, 267270, 329633, 659266, 988899, 1648165, 1977798, 3296330, 4944495, 9888990]

約数ペア:

[(1, 9888990), (2, 4944495), (3, 3296330), (5, 1977798), (6, 1648165), (10, 988899), (15, 659266), (30, 329633), (37, 267270), (59, 167610), (74, 133635), (111, 89090), (118, 83805), (151, 65490), (177, 55870), (185, 53454), (222, 44545), (295, 33522), (302, 32745), (354, 27935), (370, 26727), (453, 21830), (555, 17818), (590, 16761), (755, 13098), (885, 11174), (906, 10915), (1110, 8909), (1510, 6549), (1770, 5587), (2183, 4530), (2265, 4366)]