20229866580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 864

約数和(自身を含む): 79167473280

約数和(自身を除く): 58937606700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 41, 42, 44, 49, 55, 57, 60, 66, 70, 73, 76, 77, 82, 84, 95, 98, 105, 110, 114, 121, 123, 132, 133, 140, 146, 147, 154, 164, 165, 190, 196, 205, 209, 210, 219, 220, 228, 231, 242, 245, 246, 266, 285, 287, 292, 294, 308, 330, 363, 365, 380, 385, 399, 410, 418, 420, 438, 451, 462, 484, 490, 492, 511, 532, 539, 570, 574, 588, 605, 615, 627, 660, 665, 726, 730, 735, 770, 779, 798, 803, 820, 836, 847, 861, 876, 902, 924, 931, 980, 1022, 1045, 1078, 1095, 1140, 1148, 1155, 1210, 1230, 1254, 1330, 1353, 1387, 1435, 1452, 1460, 1463, 1470, 1533, 1540, 1558, 1596, 1606, 1617, 1694, 1722, 1804, 1815, 1862, 1995, 2009, 2044, 2090, 2156, 2190, 2255, 2299, 2310, 2337, 2409, 2420, 2460, 2508, 2541, 2555, 2660, 2695, 2706, 2774, 2793, 2870, 2926, 2940, 2993, 3066, 3116, 3135, 3157, 3212, 3234, 3388, 3444, 3577, 3630, 3724, 3895, 3990, 4015, 4018, 4161, 4180, 4235, 4305, 4380, 4389, 4510, 4598, 4620, 4655, 4674, 4818, 4961, 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約数ペア:

[(1, 20229866580), (2, 10114933290), (3, 6743288860), (4, 5057466645), (5, 4045973316), (6, 3371644430), (7, 2889980940), (10, 2022986658), (11, 1839078780), (12, 1685822215), (14, 1444990470), (15, 1348657772), (19, 1064729820), (20, 1011493329), (21, 963326980), (22, 919539390), (28, 722495235), (30, 674328886), (33, 613026260), (35, 577996188), (38, 532364910), (41, 493411380), (42, 481663490), (44, 459769695), (49, 412854420), (55, 367815756), (57, 354909940), (60, 337164443), (66, 306513130), (70, 288998094), (73, 277121460), (76, 266182455), (77, 262725540), (82, 246705690), (84, 240831745), (95, 212945964), (98, 206427210), (105, 192665396), (110, 183907878), (114, 177454970), (121, 167188980), (123, 164470460), (132, 153256565), (133, 152104260), (140, 144499047), (146, 138560730), (147, 137618140), (154, 131362770), (164, 123352845), (165, 122605252), (190, 106472982), (196, 103213605), (205, 98682276), (209, 96793620), (210, 96332698), (219, 92373820), (220, 91953939), (228, 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