161497416

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:379

約数の個数: 128

約数和(自身を含む): 457228800

約数和(自身を除く): 295731384

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 83, 102, 114, 136, 152, 166, 204, 228, 249, 251, 323, 332, 408, 456, 498, 502, 646, 664, 753, 969, 996, 1004, 1292, 1411, 1506, 1577, 1938, 1992, 2008, 2584, 2822, 3012, 3154, 3876, 4233, 4267, 4731, 4769, 5644, 6024, 6308, 7752, 8466, 8534, 9462, 9538, 11288, 12616, 12801, 14307, 16932, 17068, 18924, 19076, 20833, 25602, 26809, 28614, 33864, 34136, 37848, 38152, 41666, 51204, 53618, 57228, 62499, 80427, 81073, 83332, 102408, 107236, 114456, 124998, 160854, 162146, 166664, 214472, 243219, 249996, 321708, 324292, 354161, 395827, 486438, 499992, 643416, 648584, 708322, 791654, 972876, 1062483, 1187481, 1416644, 1583308, 1945752, 2124966, 2374962, 2833288, 3166616, 4249932, 4749924, 6729059, 8499864, 9499848, 13458118, 20187177, 26916236, 40374354, 53832472, 80748708, 161497416]

約数ペア:

[(1, 161497416), (2, 80748708), (3, 53832472), (4, 40374354), (6, 26916236), (8, 20187177), (12, 13458118), (17, 9499848), (19, 8499864), (24, 6729059), (34, 4749924), (38, 4249932), (51, 3166616), (57, 2833288), (68, 2374962), (76, 2124966), (83, 1945752), (102, 1583308), (114, 1416644), (136, 1187481), (152, 1062483), (166, 972876), (204, 791654), (228, 708322), (249, 648584), (251, 643416), (323, 499992), (332, 486438), (408, 395827), (456, 354161), (498, 324292), (502, 321708), (646, 249996), (664, 243219), (753, 214472), (969, 166664), (996, 162146), (1004, 160854), (1292, 124998), (1411, 114456), (1506, 107236), (1577, 102408), (1938, 83332), (1992, 81073), (2008, 80427), (2584, 62499), (2822, 57228), (3012, 53618), (3154, 51204), (3876, 41666), (4233, 38152), (4267, 37848), (4731, 34136), (4769, 33864), (5644, 28614), (6024, 26809), (6308, 25602), (7752, 20833), (8466, 19076), (8534, 18924), (9462, 17068), (9538, 16932), (11288, 14307), (12616, 12801)]