311878728

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:481

約数の個数: 192

約数和(自身を含む): 1023264000

約数和(自身を除く): 711385272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 79, 84, 98, 108, 126, 147, 158, 168, 189, 196, 216, 237, 252, 294, 316, 373, 378, 392, 441, 474, 504, 553, 588, 632, 711, 746, 756, 882, 948, 1106, 1119, 1176, 1323, 1422, 1492, 1512, 1659, 1764, 1896, 2133, 2212, 2238, 2611, 2646, 2844, 2984, 3318, 3357, 3528, 3871, 4266, 4424, 4476, 4977, 5222, 5292, 5688, 6636, 6714, 7742, 7833, 8532, 8952, 9954, 10071, 10444, 10584, 11613, 13272, 13428, 14931, 15484, 15666, 17064, 18277, 19908, 20142, 20888, 23226, 23499, 26856, 29467, 29862, 30968, 31332, 34839, 36554, 39816, 40284, 46452, 46998, 54831, 58934, 59724, 62664, 69678, 70497, 73108, 80568, 88401, 92904, 93996, 104517, 109662, 117868, 119448, 139356, 140994, 146216, 164493, 176802, 187992, 206269, 209034, 219324, 235736, 265203, 278712, 281988, 328986, 353604, 412538, 418068, 438648, 493479, 530406, 563976, 618807, 657972, 707208, 795609, 825076, 836136, 986958, 1060812, 1237614, 1315944, 1443883, 1591218, 1650152, 1856421, 1973916, 2121624, 2475228, 2887766, 3182436, 3712842, 3947832, 4331649, 4950456, 5569263, 5775532, 6364872, 7425684, 8663298, 11138526, 11551064, 12994947, 14851368, 17326596, 22277052, 25989894, 34653192, 38984841, 44554104, 51979788, 77969682, 103959576, 155939364, 311878728]

約数ペア:

[(1, 311878728), (2, 155939364), (3, 103959576), (4, 77969682), (6, 51979788), (7, 44554104), (8, 38984841), (9, 34653192), (12, 25989894), (14, 22277052), (18, 17326596), (21, 14851368), (24, 12994947), (27, 11551064), (28, 11138526), (36, 8663298), (42, 7425684), (49, 6364872), (54, 5775532), (56, 5569263), (63, 4950456), (72, 4331649), (79, 3947832), (84, 3712842), (98, 3182436), (108, 2887766), (126, 2475228), (147, 2121624), (158, 1973916), (168, 1856421), (189, 1650152), (196, 1591218), (216, 1443883), (237, 1315944), (252, 1237614), (294, 1060812), (316, 986958), (373, 836136), (378, 825076), (392, 795609), (441, 707208), (474, 657972), (504, 618807), (553, 563976), (588, 530406), (632, 493479), (711, 438648), (746, 418068), (756, 412538), (882, 353604), (948, 328986), (1106, 281988), (1119, 278712), (1176, 265203), (1323, 235736), (1422, 219324), (1492, 209034), (1512, 206269), (1659, 187992), (1764, 176802), (1896, 164493), (2133, 146216), (2212, 140994), (2238, 139356), (2611, 119448), (2646, 117868), (2844, 109662), (2984, 104517), (3318, 93996), (3357, 92904), (3528, 88401), (3871, 80568), (4266, 73108), (4424, 70497), (4476, 69678), (4977, 62664), (5222, 59724), (5292, 58934), (5688, 54831), (6636, 46998), (6714, 46452), (7742, 40284), (7833, 39816), (8532, 36554), (8952, 34839), (9954, 31332), (10071, 30968), (10444, 29862), (10584, 29467), (11613, 26856), (13272, 23499), (13428, 23226), (14931, 20888), (15484, 20142), (15666, 19908), (17064, 18277)]