211498140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4889}}^1$

素因数の和:5011

約数の個数: 96

約数和(自身を含む): 683504640

約数和(自身を除く): 472006500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 412, 420, 515, 618, 721, 1030, 1236, 1442, 1545, 2060, 2163, 2884, 3090, 3605, 4326, 4889, 6180, 7210, 8652, 9778, 10815, 14420, 14667, 19556, 21630, 24445, 29334, 34223, 43260, 48890, 58668, 68446, 73335, 97780, 102669, 136892, 146670, 171115, 205338, 293340, 342230, 410676, 503567, 513345, 684460, 1007134, 1026690, 1510701, 2014268, 2053380, 2517835, 3021402, 3524969, 5035670, 6042804, 7049938, 7553505, 10071340, 10574907, 14099876, 15107010, 17624845, 21149814, 30214020, 35249690, 42299628, 52874535, 70499380, 105749070, 211498140]

約数ペア:

[(1, 211498140), (2, 105749070), (3, 70499380), (4, 52874535), (5, 42299628), (6, 35249690), (7, 30214020), (10, 21149814), (12, 17624845), (14, 15107010), (15, 14099876), (20, 10574907), (21, 10071340), (28, 7553505), (30, 7049938), (35, 6042804), (42, 5035670), (60, 3524969), (70, 3021402), (84, 2517835), (103, 2053380), (105, 2014268), (140, 1510701), (206, 1026690), (210, 1007134), (309, 684460), (412, 513345), (420, 503567), (515, 410676), (618, 342230), (721, 293340), (1030, 205338), (1236, 171115), (1442, 146670), (1545, 136892), (2060, 102669), (2163, 97780), (2884, 73335), (3090, 68446), (3605, 58668), (4326, 48890), (4889, 43260), (6180, 34223), (7210, 29334), (8652, 24445), (9778, 21630), (10815, 19556), (14420, 14667)]