203717120

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 160

約数和(自身を含む): 537394176

約数和(自身を除く): 333677056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 151, 155, 160, 170, 248, 256, 272, 302, 310, 320, 340, 496, 512, 527, 544, 604, 620, 640, 680, 755, 992, 1054, 1088, 1208, 1240, 1280, 1360, 1510, 1984, 2108, 2176, 2416, 2480, 2560, 2567, 2635, 2720, 3020, 3968, 4216, 4352, 4681, 4832, 4960, 5134, 5270, 5440, 6040, 7936, 8432, 8704, 9362, 9664, 9920, 10268, 10540, 10880, 12080, 12835, 15872, 16864, 18724, 19328, 19840, 20536, 21080, 21760, 23405, 24160, 25670, 33728, 37448, 38656, 39680, 41072, 42160, 43520, 46810, 48320, 51340, 67456, 74896, 77312, 79360, 79577, 82144, 84320, 93620, 96640, 102680, 134912, 149792, 159154, 164288, 168640, 187240, 193280, 205360, 269824, 299584, 318308, 328576, 337280, 374480, 386560, 397885, 410720, 599168, 636616, 657152, 674560, 748960, 795770, 821440, 1198336, 1273232, 1314304, 1349120, 1497920, 1591540, 1642880, 2396672, 2546464, 2995840, 3183080, 3285760, 5092928, 5991680, 6366160, 6571520, 10185856, 11983360, 12732320, 20371712, 25464640, 40743424, 50929280, 101858560, 203717120]

約数ペア:

[(1, 203717120), (2, 101858560), (4, 50929280), (5, 40743424), (8, 25464640), (10, 20371712), (16, 12732320), (17, 11983360), (20, 10185856), (31, 6571520), (32, 6366160), (34, 5991680), (40, 5092928), (62, 3285760), (64, 3183080), (68, 2995840), (80, 2546464), (85, 2396672), (124, 1642880), (128, 1591540), (136, 1497920), (151, 1349120), (155, 1314304), (160, 1273232), (170, 1198336), (248, 821440), (256, 795770), (272, 748960), (302, 674560), (310, 657152), (320, 636616), (340, 599168), (496, 410720), (512, 397885), (527, 386560), (544, 374480), (604, 337280), (620, 328576), (640, 318308), (680, 299584), (755, 269824), (992, 205360), (1054, 193280), (1088, 187240), (1208, 168640), (1240, 164288), (1280, 159154), (1360, 149792), (1510, 134912), (1984, 102680), (2108, 96640), (2176, 93620), (2416, 84320), (2480, 82144), (2560, 79577), (2567, 79360), (2635, 77312), (2720, 74896), (3020, 67456), (3968, 51340), (4216, 48320), (4352, 46810), (4681, 43520), (4832, 42160), (4960, 41072), (5134, 39680), (5270, 38656), (5440, 37448), (6040, 33728), (7936, 25670), (8432, 24160), (8704, 23405), (9362, 21760), (9664, 21080), (9920, 20536), (10268, 19840), (10540, 19328), (10880, 18724), (12080, 16864), (12835, 15872)]