255791172

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 757014720

約数和(自身を除く): 501223548

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 109, 147, 156, 182, 196, 218, 273, 294, 307, 327, 364, 436, 546, 588, 614, 637, 654, 763, 921, 1092, 1228, 1274, 1308, 1417, 1526, 1842, 1911, 2149, 2289, 2548, 2834, 3052, 3684, 3822, 3991, 4251, 4298, 4578, 5341, 5668, 6447, 7644, 7982, 8502, 8596, 9156, 9919, 10682, 11973, 12894, 15043, 15964, 16023, 17004, 19838, 21364, 23946, 25788, 27937, 29757, 30086, 32046, 33463, 39676, 45129, 47892, 55874, 59514, 60172, 64092, 66926, 69433, 83811, 90258, 100389, 111748, 119028, 133852, 138866, 167622, 180516, 195559, 200778, 208299, 234241, 277732, 335244, 391118, 401556, 416598, 435019, 468482, 586677, 702723, 782236, 833196, 870038, 936964, 1173354, 1305057, 1405446, 1639687, 1740076, 2346708, 2610114, 2810892, 3045133, 3279374, 4919061, 5220228, 6090266, 6558748, 9135399, 9838122, 12180532, 18270798, 19676244, 21315931, 36541596, 42631862, 63947793, 85263724, 127895586, 255791172]

約数ペア:

[(1, 255791172), (2, 127895586), (3, 85263724), (4, 63947793), (6, 42631862), (7, 36541596), (12, 21315931), (13, 19676244), (14, 18270798), (21, 12180532), (26, 9838122), (28, 9135399), (39, 6558748), (42, 6090266), (49, 5220228), (52, 4919061), (78, 3279374), (84, 3045133), (91, 2810892), (98, 2610114), (109, 2346708), (147, 1740076), (156, 1639687), (182, 1405446), (196, 1305057), (218, 1173354), (273, 936964), (294, 870038), (307, 833196), (327, 782236), (364, 702723), (436, 586677), (546, 468482), (588, 435019), (614, 416598), (637, 401556), (654, 391118), (763, 335244), (921, 277732), (1092, 234241), (1228, 208299), (1274, 200778), (1308, 195559), (1417, 180516), (1526, 167622), (1842, 138866), (1911, 133852), (2149, 119028), (2289, 111748), (2548, 100389), (2834, 90258), (3052, 83811), (3684, 69433), (3822, 66926), (3991, 64092), (4251, 60172), (4298, 59514), (4578, 55874), (5341, 47892), (5668, 45129), (6447, 39676), (7644, 33463), (7982, 32046), (8502, 30086), (8596, 29757), (9156, 27937), (9919, 25788), (10682, 23946), (11973, 21364), (12894, 19838), (15043, 17004), (15964, 16023)]