31519404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 99590400

約数和(自身を除く): 68070996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 29, 36, 38, 42, 57, 58, 63, 76, 84, 87, 114, 116, 126, 133, 171, 174, 203, 227, 228, 252, 261, 266, 342, 348, 399, 406, 454, 522, 532, 551, 609, 681, 684, 798, 812, 908, 1044, 1102, 1197, 1218, 1362, 1589, 1596, 1653, 1827, 2043, 2204, 2394, 2436, 2724, 3178, 3306, 3654, 3857, 4086, 4313, 4767, 4788, 4959, 6356, 6583, 6612, 7308, 7714, 8172, 8626, 9534, 9918, 11571, 12939, 13166, 14301, 15428, 17252, 19068, 19749, 19836, 23142, 25878, 26332, 28602, 30191, 34713, 38817, 39498, 46081, 46284, 51756, 57204, 59247, 60382, 69426, 77634, 78996, 90573, 92162, 118494, 120764, 125077, 138243, 138852, 155268, 181146, 184324, 236988, 250154, 271719, 276486, 362292, 375231, 414729, 500308, 543438, 552972, 750462, 829458, 875539, 1086876, 1125693, 1500924, 1658916, 1751078, 2251386, 2626617, 3502156, 4502772, 5253234, 7879851, 10506468, 15759702, 31519404]

約数ペア:

[(1, 31519404), (2, 15759702), (3, 10506468), (4, 7879851), (6, 5253234), (7, 4502772), (9, 3502156), (12, 2626617), (14, 2251386), (18, 1751078), (19, 1658916), (21, 1500924), (28, 1125693), (29, 1086876), (36, 875539), (38, 829458), (42, 750462), (57, 552972), (58, 543438), (63, 500308), (76, 414729), (84, 375231), (87, 362292), (114, 276486), (116, 271719), (126, 250154), (133, 236988), (171, 184324), (174, 181146), (203, 155268), (227, 138852), (228, 138243), (252, 125077), (261, 120764), (266, 118494), (342, 92162), (348, 90573), (399, 78996), (406, 77634), (454, 69426), (522, 60382), (532, 59247), (551, 57204), (609, 51756), (681, 46284), (684, 46081), (798, 39498), (812, 38817), (908, 34713), (1044, 30191), (1102, 28602), (1197, 26332), (1218, 25878), (1362, 23142), (1589, 19836), (1596, 19749), (1653, 19068), (1827, 17252), (2043, 15428), (2204, 14301), (2394, 13166), (2436, 12939), (2724, 11571), (3178, 9918), (3306, 9534), (3654, 8626), (3857, 8172), (4086, 7714), (4313, 7308), (4767, 6612), (4788, 6583), (4959, 6356)]