280281888

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:319

約数の個数: 144

約数和(自身を含む): 821882880

約数和(自身を除く): 541600992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 97, 127, 144, 158, 194, 237, 254, 288, 291, 316, 381, 388, 474, 508, 582, 632, 711, 762, 776, 873, 948, 1016, 1143, 1164, 1264, 1422, 1524, 1552, 1746, 1896, 2032, 2286, 2328, 2528, 2844, 3048, 3104, 3492, 3792, 4064, 4572, 4656, 5688, 6096, 6984, 7584, 7663, 9144, 9312, 10033, 11376, 12192, 12319, 13968, 15326, 18288, 20066, 22752, 22989, 24638, 27936, 30099, 30652, 36576, 36957, 40132, 45978, 49276, 60198, 61304, 68967, 73914, 80264, 90297, 91956, 98552, 110871, 120396, 122608, 137934, 147828, 160528, 180594, 183912, 197104, 221742, 240792, 245216, 275868, 295656, 321056, 361188, 367824, 394208, 443484, 481584, 551736, 591312, 722376, 735648, 886968, 963168, 973201, 1103472, 1182624, 1444752, 1773936, 1946402, 2206944, 2889504, 2919603, 3547872, 3892804, 5839206, 7785608, 8758809, 11678412, 15571216, 17517618, 23356824, 31142432, 35035236, 46713648, 70070472, 93427296, 140140944, 280281888]

約数ペア:

[(1, 280281888), (2, 140140944), (3, 93427296), (4, 70070472), (6, 46713648), (8, 35035236), (9, 31142432), (12, 23356824), (16, 17517618), (18, 15571216), (24, 11678412), (32, 8758809), (36, 7785608), (48, 5839206), (72, 3892804), (79, 3547872), (96, 2919603), (97, 2889504), (127, 2206944), (144, 1946402), (158, 1773936), (194, 1444752), (237, 1182624), (254, 1103472), (288, 973201), (291, 963168), (316, 886968), (381, 735648), (388, 722376), (474, 591312), (508, 551736), (582, 481584), (632, 443484), (711, 394208), (762, 367824), (776, 361188), (873, 321056), (948, 295656), (1016, 275868), (1143, 245216), (1164, 240792), (1264, 221742), (1422, 197104), (1524, 183912), (1552, 180594), (1746, 160528), (1896, 147828), (2032, 137934), (2286, 122608), (2328, 120396), (2528, 110871), (2844, 98552), (3048, 91956), (3104, 90297), (3492, 80264), (3792, 73914), (4064, 68967), (4572, 61304), (4656, 60198), (5688, 49276), (6096, 45978), (6984, 40132), (7584, 36957), (7663, 36576), (9144, 30652), (9312, 30099), (10033, 27936), (11376, 24638), (12192, 22989), (12319, 22752), (13968, 20066), (15326, 18288)]