7383780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 25159680

約数和(自身を除く): 17775900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 127, 153, 170, 171, 180, 190, 204, 228, 254, 255, 285, 306, 323, 340, 342, 380, 381, 508, 510, 570, 612, 635, 646, 684, 762, 765, 855, 969, 1020, 1140, 1143, 1270, 1292, 1524, 1530, 1615, 1710, 1905, 1938, 2159, 2286, 2413, 2540, 2907, 3060, 3230, 3420, 3810, 3876, 4318, 4572, 4826, 4845, 5715, 5814, 6460, 6477, 7239, 7620, 8636, 9652, 9690, 10795, 11430, 11628, 12065, 12954, 14478, 14535, 19380, 19431, 21590, 21717, 22860, 24130, 25908, 28956, 29070, 32385, 36195, 38862, 41021, 43180, 43434, 48260, 58140, 64770, 72390, 77724, 82042, 86868, 97155, 108585, 123063, 129540, 144780, 164084, 194310, 205105, 217170, 246126, 369189, 388620, 410210, 434340, 492252, 615315, 738378, 820420, 1230630, 1476756, 1845945, 2461260, 3691890, 7383780]

約数ペア:

[(1, 7383780), (2, 3691890), (3, 2461260), (4, 1845945), (5, 1476756), (6, 1230630), (9, 820420), (10, 738378), (12, 615315), (15, 492252), (17, 434340), (18, 410210), (19, 388620), (20, 369189), (30, 246126), (34, 217170), (36, 205105), (38, 194310), (45, 164084), (51, 144780), (57, 129540), (60, 123063), (68, 108585), (76, 97155), (85, 86868), (90, 82042), (95, 77724), (102, 72390), (114, 64770), (127, 58140), (153, 48260), (170, 43434), (171, 43180), (180, 41021), (190, 38862), (204, 36195), (228, 32385), (254, 29070), (255, 28956), (285, 25908), (306, 24130), (323, 22860), (340, 21717), (342, 21590), (380, 19431), (381, 19380), (508, 14535), (510, 14478), (570, 12954), (612, 12065), (635, 11628), (646, 11430), (684, 10795), (762, 9690), (765, 9652), (855, 8636), (969, 7620), (1020, 7239), (1140, 6477), (1143, 6460), (1270, 5814), (1292, 5715), (1524, 4845), (1530, 4826), (1615, 4572), (1710, 4318), (1905, 3876), (1938, 3810), (2159, 3420), (2286, 3230), (2413, 3060), (2540, 2907)]