220190454

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 567336960

約数和(自身を除く): 347146506

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 71, 99, 138, 142, 198, 207, 213, 227, 253, 297, 414, 426, 454, 506, 594, 621, 639, 681, 759, 781, 1242, 1278, 1362, 1518, 1562, 1633, 1917, 2043, 2277, 2343, 2497, 3266, 3834, 4086, 4554, 4686, 4899, 4994, 5221, 6129, 6831, 7029, 7491, 9798, 10442, 12258, 13662, 14058, 14697, 14982, 15663, 16117, 17963, 21087, 22473, 29394, 31326, 32234, 35926, 42174, 44091, 44946, 46989, 48351, 53889, 57431, 67419, 88182, 93978, 96702, 107778, 114862, 134838, 140967, 145053, 161667, 172293, 177287, 281934, 290106, 323334, 344586, 354574, 370691, 435159, 485001, 516879, 531861, 741382, 870318, 970002, 1033758, 1063722, 1112073, 1550637, 1595583, 2224146, 3101274, 3191166, 3336219, 4077601, 4786749, 6672438, 8155202, 9573498, 10008657, 12232803, 20017314, 24465606, 36698409, 73396818, 110095227, 220190454]

約数ペア:

[(1, 220190454), (2, 110095227), (3, 73396818), (6, 36698409), (9, 24465606), (11, 20017314), (18, 12232803), (22, 10008657), (23, 9573498), (27, 8155202), (33, 6672438), (46, 4786749), (54, 4077601), (66, 3336219), (69, 3191166), (71, 3101274), (99, 2224146), (138, 1595583), (142, 1550637), (198, 1112073), (207, 1063722), (213, 1033758), (227, 970002), (253, 870318), (297, 741382), (414, 531861), (426, 516879), (454, 485001), (506, 435159), (594, 370691), (621, 354574), (639, 344586), (681, 323334), (759, 290106), (781, 281934), (1242, 177287), (1278, 172293), (1362, 161667), (1518, 145053), (1562, 140967), (1633, 134838), (1917, 114862), (2043, 107778), (2277, 96702), (2343, 93978), (2497, 88182), (3266, 67419), (3834, 57431), (4086, 53889), (4554, 48351), (4686, 46989), (4899, 44946), (4994, 44091), (5221, 42174), (6129, 35926), (6831, 32234), (7029, 31326), (7491, 29394), (9798, 22473), (10442, 21087), (12258, 17963), (13662, 16117), (14058, 15663), (14697, 14982)]