249538920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{122323}}^1$

素因数の和:122354

約数の個数: 64

約数和(自身を含む): 792659520

約数和(自身を除く): 543120600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 122323, 244646, 366969, 489292, 611615, 733938, 978584, 1223230, 1467876, 1834845, 2079491, 2446460, 2935752, 3669690, 4158982, 4892920, 6238473, 7339380, 8317964, 10397455, 12476946, 14678760, 16635928, 20794910, 24953892, 31192365, 41589820, 49907784, 62384730, 83179640, 124769460, 249538920]

約数ペア:

[(1, 249538920), (2, 124769460), (3, 83179640), (4, 62384730), (5, 49907784), (6, 41589820), (8, 31192365), (10, 24953892), (12, 20794910), (15, 16635928), (17, 14678760), (20, 12476946), (24, 10397455), (30, 8317964), (34, 7339380), (40, 6238473), (51, 4892920), (60, 4158982), (68, 3669690), (85, 2935752), (102, 2446460), (120, 2079491), (136, 1834845), (170, 1467876), (204, 1223230), (255, 978584), (340, 733938), (408, 611615), (510, 489292), (680, 366969), (1020, 244646), (2040, 122323)]