71867916

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 203636160

約数和(自身を除く): 131768244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 41, 46, 58, 69, 73, 82, 87, 92, 116, 123, 138, 146, 164, 174, 207, 219, 246, 261, 276, 292, 348, 369, 414, 438, 492, 522, 657, 667, 738, 828, 876, 943, 1044, 1189, 1314, 1334, 1476, 1679, 1886, 2001, 2117, 2378, 2628, 2668, 2829, 2993, 3358, 3567, 3772, 4002, 4234, 4756, 5037, 5658, 5986, 6003, 6351, 6716, 7134, 8004, 8468, 8487, 8979, 10074, 10701, 11316, 11972, 12006, 12702, 14268, 15111, 16974, 17958, 19053, 20148, 21402, 24012, 25404, 26937, 27347, 30222, 33948, 35916, 38106, 42804, 48691, 53874, 54694, 60444, 68839, 76212, 82041, 86797, 97382, 107748, 109388, 137678, 146073, 164082, 173594, 194764, 206517, 246123, 260391, 275356, 292146, 328164, 347188, 413034, 438219, 492246, 520782, 584292, 619551, 781173, 826068, 876438, 984492, 1041564, 1239102, 1562346, 1752876, 1996331, 2478204, 3124692, 3992662, 5988993, 7985324, 11977986, 17966979, 23955972, 35933958, 71867916]

約数ペア:

[(1, 71867916), (2, 35933958), (3, 23955972), (4, 17966979), (6, 11977986), (9, 7985324), (12, 5988993), (18, 3992662), (23, 3124692), (29, 2478204), (36, 1996331), (41, 1752876), (46, 1562346), (58, 1239102), (69, 1041564), (73, 984492), (82, 876438), (87, 826068), (92, 781173), (116, 619551), (123, 584292), (138, 520782), (146, 492246), (164, 438219), (174, 413034), (207, 347188), (219, 328164), (246, 292146), (261, 275356), (276, 260391), (292, 246123), (348, 206517), (369, 194764), (414, 173594), (438, 164082), (492, 146073), (522, 137678), (657, 109388), (667, 107748), (738, 97382), (828, 86797), (876, 82041), (943, 76212), (1044, 68839), (1189, 60444), (1314, 54694), (1334, 53874), (1476, 48691), (1679, 42804), (1886, 38106), (2001, 35916), (2117, 33948), (2378, 30222), (2628, 27347), (2668, 26937), (2829, 25404), (2993, 24012), (3358, 21402), (3567, 20148), (3772, 19053), (4002, 17958), (4234, 16974), (4756, 15111), (5037, 14268), (5658, 12702), (5986, 12006), (6003, 11972), (6351, 11316), (6716, 10701), (7134, 10074), (8004, 8979), (8468, 8487)]