251621748

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:571

約数の個数: 192

約数和(自身を含む): 806400000

約数和(自身を除く): 554778252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 29, 36, 42, 46, 54, 58, 63, 69, 84, 87, 92, 108, 116, 126, 138, 161, 174, 189, 203, 207, 252, 261, 276, 322, 348, 378, 406, 414, 483, 499, 522, 609, 621, 644, 667, 756, 783, 812, 828, 966, 998, 1044, 1218, 1242, 1334, 1449, 1497, 1566, 1827, 1932, 1996, 2001, 2436, 2484, 2668, 2898, 2994, 3132, 3493, 3654, 4002, 4347, 4491, 4669, 5481, 5796, 5988, 6003, 6986, 7308, 8004, 8694, 8982, 9338, 10479, 10962, 11477, 12006, 13473, 13972, 14007, 14471, 17388, 17964, 18009, 18676, 20958, 21924, 22954, 24012, 26946, 28014, 28942, 31437, 34431, 36018, 41916, 42021, 43413, 45908, 53892, 56028, 57884, 62874, 68862, 72036, 80339, 84042, 86826, 94311, 101297, 103293, 125748, 126063, 130239, 137724, 160678, 168084, 173652, 188622, 202594, 206586, 241017, 252126, 260478, 303891, 309879, 321356, 332833, 377244, 390717, 405188, 413172, 482034, 504252, 520956, 607782, 619758, 665666, 723051, 781434, 911673, 964068, 998499, 1215564, 1239516, 1331332, 1446102, 1562868, 1823346, 1996998, 2169153, 2329831, 2735019, 2892204, 2995497, 3646692, 3993996, 4338306, 4659662, 5470038, 5990994, 6989493, 8676612, 8986491, 9319324, 10940076, 11981988, 13978986, 17972982, 20968479, 27957972, 35945964, 41936958, 62905437, 83873916, 125810874, 251621748]

約数ペア:

[(1, 251621748), (2, 125810874), (3, 83873916), (4, 62905437), (6, 41936958), (7, 35945964), (9, 27957972), (12, 20968479), (14, 17972982), (18, 13978986), (21, 11981988), (23, 10940076), (27, 9319324), (28, 8986491), (29, 8676612), (36, 6989493), (42, 5990994), (46, 5470038), (54, 4659662), (58, 4338306), (63, 3993996), (69, 3646692), (84, 2995497), (87, 2892204), (92, 2735019), (108, 2329831), (116, 2169153), (126, 1996998), (138, 1823346), (161, 1562868), (174, 1446102), (189, 1331332), (203, 1239516), (207, 1215564), (252, 998499), (261, 964068), (276, 911673), (322, 781434), (348, 723051), (378, 665666), (406, 619758), (414, 607782), (483, 520956), (499, 504252), (522, 482034), (609, 413172), (621, 405188), (644, 390717), (667, 377244), (756, 332833), (783, 321356), (812, 309879), (828, 303891), (966, 260478), (998, 252126), (1044, 241017), (1218, 206586), (1242, 202594), (1334, 188622), (1449, 173652), (1497, 168084), (1566, 160678), (1827, 137724), (1932, 130239), (1996, 126063), (2001, 125748), (2436, 103293), (2484, 101297), (2668, 94311), (2898, 86826), (2994, 84042), (3132, 80339), (3493, 72036), (3654, 68862), (4002, 62874), (4347, 57884), (4491, 56028), (4669, 53892), (5481, 45908), (5796, 43413), (5988, 42021), (6003, 41916), (6986, 36018), (7308, 34431), (8004, 31437), (8694, 28942), (8982, 28014), (9338, 26946), (10479, 24012), (10962, 22954), (11477, 21924), (12006, 20958), (13473, 18676), (13972, 18009), (14007, 17964), (14471, 17388)]