288640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:71

約数の個数: 64

約数和(自身を含む): 771120

約数和(自身を除く): 482480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 128, 160, 164, 176, 205, 220, 320, 328, 352, 410, 440, 451, 640, 656, 704, 820, 880, 902, 1312, 1408, 1640, 1760, 1804, 2255, 2624, 3280, 3520, 3608, 4510, 5248, 6560, 7040, 7216, 9020, 13120, 14432, 18040, 26240, 28864, 36080, 57728, 72160, 144320, 288640]

約数ペア:

[(1, 288640), (2, 144320), (4, 72160), (5, 57728), (8, 36080), (10, 28864), (11, 26240), (16, 18040), (20, 14432), (22, 13120), (32, 9020), (40, 7216), (41, 7040), (44, 6560), (55, 5248), (64, 4510), (80, 3608), (82, 3520), (88, 3280), (110, 2624), (128, 2255), (160, 1804), (164, 1760), (176, 1640), (205, 1408), (220, 1312), (320, 902), (328, 880), (352, 820), (410, 704), (440, 656), (451, 640)]