328843640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3407}}^1$

素因数の和:3564

約数の個数: 64

約数和(自身を含む): 785203200

約数和(自身を除く): 456359560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 508, 635, 760, 1016, 1270, 2413, 2540, 3407, 4826, 5080, 6814, 9652, 12065, 13628, 17035, 19304, 24130, 27256, 34070, 48260, 64733, 68140, 96520, 129466, 136280, 258932, 323665, 432689, 517864, 647330, 865378, 1294660, 1730756, 2163445, 2589320, 3461512, 4326890, 8221091, 8653780, 16442182, 17307560, 32884364, 41105455, 65768728, 82210910, 164421820, 328843640]

約数ペア:

[(1, 328843640), (2, 164421820), (4, 82210910), (5, 65768728), (8, 41105455), (10, 32884364), (19, 17307560), (20, 16442182), (38, 8653780), (40, 8221091), (76, 4326890), (95, 3461512), (127, 2589320), (152, 2163445), (190, 1730756), (254, 1294660), (380, 865378), (508, 647330), (635, 517864), (760, 432689), (1016, 323665), (1270, 258932), (2413, 136280), (2540, 129466), (3407, 96520), (4826, 68140), (5080, 64733), (6814, 48260), (9652, 34070), (12065, 27256), (13628, 24130), (17035, 19304)]