20121723328

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{367}}^1$

素因数の和:739

約数の個数: 224

約数和(自身を含む): 50717159424

約数和(自身を除く): 30595436096

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 56, 64, 68, 92, 112, 119, 136, 161, 184, 224, 238, 272, 313, 322, 367, 368, 391, 448, 476, 544, 626, 644, 734, 736, 782, 952, 1088, 1252, 1288, 1468, 1472, 1564, 1904, 2191, 2504, 2569, 2576, 2737, 2936, 3128, 3808, 4382, 5008, 5138, 5152, 5321, 5474, 5872, 6239, 6256, 7199, 7616, 8441, 8764, 10016, 10276, 10304, 10642, 10948, 11744, 12478, 12512, 14398, 16882, 17528, 20032, 20552, 21284, 21896, 23488, 24956, 25024, 28796, 33764, 35056, 37247, 41104, 42568, 43673, 43792, 49912, 50393, 57592, 59087, 67528, 70112, 74494, 82208, 85136, 87346, 87584, 99824, 100786, 114871, 115184, 118174, 122383, 135056, 140224, 143497, 148988, 164416, 170272, 174692, 175168, 199648, 201572, 229742, 230368, 236348, 244766, 270112, 286994, 297976, 340544, 349384, 399296, 403144, 459484, 460736, 472696, 489532, 540224, 573988, 595952, 698768, 804097, 806288, 856681, 918968, 945392, 979064, 1004479, 1147976, 1191904, 1397536, 1608194, 1612576, 1713362, 1837936, 1890784, 1952807, 1958128, 2008958, 2295952, 2383808, 2642033, 2795072, 3216388, 3225152, 3426724, 3675872, 3781568, 3905614, 3916256, 4017916, 4591904, 5284066, 6432776, 6853448, 7351744, 7811228, 7832512, 8035832, 9183808, 10568132, 12865552, 13669649, 13706896, 15622456, 16071664, 18494231, 21136264, 25731104, 27339298, 27413792, 31244912, 32143328, 36988462, 42272528, 44914561, 51462208, 54678596, 54827584, 62489824, 64286656, 73976924, 84545056, 89829122, 109357192, 124979648, 147953848, 169090112, 179658244, 218714384, 295907696, 314401927, 359316488, 437428768, 591815392, 628803854, 718632976, 874857536, 1183630784, 1257607708, 1437265952, 2515215416, 2874531904, 5030430832, 10060861664, 20121723328]

約数ペア:

[(1, 20121723328), (2, 10060861664), (4, 5030430832), (7, 2874531904), (8, 2515215416), (14, 1437265952), (16, 1257607708), (17, 1183630784), (23, 874857536), (28, 718632976), (32, 628803854), (34, 591815392), (46, 437428768), (56, 359316488), (64, 314401927), (68, 295907696), (92, 218714384), (112, 179658244), (119, 169090112), (136, 147953848), (161, 124979648), (184, 109357192), (224, 89829122), (238, 84545056), (272, 73976924), (313, 64286656), (322, 62489824), (367, 54827584), (368, 54678596), (391, 51462208), (448, 44914561), (476, 42272528), (544, 36988462), (626, 32143328), (644, 31244912), (734, 27413792), (736, 27339298), (782, 25731104), (952, 21136264), (1088, 18494231), (1252, 16071664), (1288, 15622456), (1468, 13706896), (1472, 13669649), (1564, 12865552), (1904, 10568132), (2191, 9183808), (2504, 8035832), (2569, 7832512), (2576, 7811228), (2737, 7351744), (2936, 6853448), (3128, 6432776), (3808, 5284066), (4382, 4591904), (5008, 4017916), (5138, 3916256), (5152, 3905614), (5321, 3781568), (5474, 3675872), (5872, 3426724), (6239, 3225152), (6256, 3216388), (7199, 2795072), (7616, 2642033), (8441, 2383808), (8764, 2295952), (10016, 2008958), (10276, 1958128), (10304, 1952807), (10642, 1890784), (10948, 1837936), (11744, 1713362), (12478, 1612576), (12512, 1608194), (14398, 1397536), (16882, 1191904), (17528, 1147976), (20032, 1004479), (20552, 979064), (21284, 945392), (21896, 918968), (23488, 856681), (24956, 806288), (25024, 804097), (28796, 698768), (33764, 595952), (35056, 573988), (37247, 540224), (41104, 489532), (42568, 472696), (43673, 460736), (43792, 459484), (49912, 403144), (50393, 399296), (57592, 349384), (59087, 340544), (67528, 297976), (70112, 286994), (74494, 270112), (82208, 244766), (85136, 236348), (87346, 230368), (87584, 229742), (99824, 201572), (100786, 199648), (114871, 175168), (115184, 174692), (118174, 170272), (122383, 164416), (135056, 148988), (140224, 143497)]