17955080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 128

約数和(自身を含む): 49230720

約数和(自身を除く): 31275640

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 43, 44, 52, 55, 65, 73, 86, 88, 104, 110, 130, 143, 146, 172, 215, 220, 260, 286, 292, 344, 365, 430, 440, 473, 520, 559, 572, 584, 715, 730, 803, 860, 946, 949, 1118, 1144, 1430, 1460, 1606, 1720, 1892, 1898, 2236, 2365, 2795, 2860, 2920, 3139, 3212, 3784, 3796, 4015, 4472, 4730, 4745, 5590, 5720, 6149, 6278, 6424, 7592, 8030, 9460, 9490, 10439, 11180, 12298, 12556, 15695, 16060, 18920, 18980, 20878, 22360, 24596, 25112, 30745, 31390, 32120, 34529, 37960, 40807, 41756, 49192, 52195, 61490, 62780, 69058, 81614, 83512, 104390, 122980, 125560, 138116, 163228, 172645, 204035, 208780, 245960, 276232, 326456, 345290, 408070, 417560, 448877, 690580, 816140, 897754, 1381160, 1632280, 1795508, 2244385, 3591016, 4488770, 8977540, 17955080]

約数ペア:

[(1, 17955080), (2, 8977540), (4, 4488770), (5, 3591016), (8, 2244385), (10, 1795508), (11, 1632280), (13, 1381160), (20, 897754), (22, 816140), (26, 690580), (40, 448877), (43, 417560), (44, 408070), (52, 345290), (55, 326456), (65, 276232), (73, 245960), (86, 208780), (88, 204035), (104, 172645), (110, 163228), (130, 138116), (143, 125560), (146, 122980), (172, 104390), (215, 83512), (220, 81614), (260, 69058), (286, 62780), (292, 61490), (344, 52195), (365, 49192), (430, 41756), (440, 40807), (473, 37960), (520, 34529), (559, 32120), (572, 31390), (584, 30745), (715, 25112), (730, 24596), (803, 22360), (860, 20878), (946, 18980), (949, 18920), (1118, 16060), (1144, 15695), (1430, 12556), (1460, 12298), (1606, 11180), (1720, 10439), (1892, 9490), (1898, 9460), (2236, 8030), (2365, 7592), (2795, 6424), (2860, 6278), (2920, 6149), (3139, 5720), (3212, 5590), (3784, 4745), (3796, 4730), (4015, 4472)]