205961886

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 520934400

約数和(自身を除く): 314972514

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 67, 78, 87, 117, 134, 151, 174, 201, 234, 261, 302, 351, 377, 402, 453, 522, 603, 702, 754, 783, 871, 906, 1131, 1206, 1359, 1566, 1742, 1809, 1943, 1963, 2262, 2613, 2718, 3393, 3618, 3886, 3926, 4077, 4379, 5226, 5829, 5889, 6786, 7839, 8154, 8758, 10117, 10179, 11658, 11778, 13137, 15678, 17487, 17667, 20234, 20358, 23517, 25259, 26274, 30351, 34974, 35334, 39411, 47034, 50518, 52461, 53001, 56927, 60702, 75777, 78822, 91053, 104922, 106002, 113854, 118233, 131521, 151554, 170781, 182106, 227331, 236466, 263042, 273159, 293393, 341562, 394563, 454662, 512343, 546318, 586786, 681993, 789126, 880179, 1024686, 1183689, 1363986, 1537029, 1760358, 2367378, 2640537, 3074058, 3551067, 3814109, 5281074, 7102134, 7628218, 7921611, 11442327, 15843222, 22884654, 34326981, 68653962, 102980943, 205961886]

約数ペア:

[(1, 205961886), (2, 102980943), (3, 68653962), (6, 34326981), (9, 22884654), (13, 15843222), (18, 11442327), (26, 7921611), (27, 7628218), (29, 7102134), (39, 5281074), (54, 3814109), (58, 3551067), (67, 3074058), (78, 2640537), (87, 2367378), (117, 1760358), (134, 1537029), (151, 1363986), (174, 1183689), (201, 1024686), (234, 880179), (261, 789126), (302, 681993), (351, 586786), (377, 546318), (402, 512343), (453, 454662), (522, 394563), (603, 341562), (702, 293393), (754, 273159), (783, 263042), (871, 236466), (906, 227331), (1131, 182106), (1206, 170781), (1359, 151554), (1566, 131521), (1742, 118233), (1809, 113854), (1943, 106002), (1963, 104922), (2262, 91053), (2613, 78822), (2718, 75777), (3393, 60702), (3618, 56927), (3886, 53001), (3926, 52461), (4077, 50518), (4379, 47034), (5226, 39411), (5829, 35334), (5889, 34974), (6786, 30351), (7839, 26274), (8154, 25259), (8758, 23517), (10117, 20358), (10179, 20234), (11658, 17667), (11778, 17487), (13137, 15678)]