90418920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 290304000

約数和(自身を除く): 199885080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 127, 136, 170, 204, 254, 255, 340, 349, 381, 408, 508, 510, 635, 680, 698, 762, 1016, 1020, 1047, 1270, 1396, 1524, 1745, 1905, 2040, 2094, 2159, 2540, 2792, 3048, 3490, 3810, 4188, 4318, 5080, 5235, 5933, 6477, 6980, 7620, 8376, 8636, 10470, 10795, 11866, 12954, 13960, 15240, 17272, 17799, 20940, 21590, 23732, 25908, 29665, 32385, 35598, 41880, 43180, 44323, 47464, 51816, 59330, 64770, 71196, 86360, 88646, 88995, 118660, 129540, 132969, 142392, 177292, 177990, 221615, 237320, 259080, 265938, 354584, 355980, 443230, 531876, 664845, 711960, 753491, 886460, 1063752, 1329690, 1506982, 1772920, 2260473, 2659380, 3013964, 3767455, 4520946, 5318760, 6027928, 7534910, 9041892, 11302365, 15069820, 18083784, 22604730, 30139640, 45209460, 90418920]

約数ペア:

[(1, 90418920), (2, 45209460), (3, 30139640), (4, 22604730), (5, 18083784), (6, 15069820), (8, 11302365), (10, 9041892), (12, 7534910), (15, 6027928), (17, 5318760), (20, 4520946), (24, 3767455), (30, 3013964), (34, 2659380), (40, 2260473), (51, 1772920), (60, 1506982), (68, 1329690), (85, 1063752), (102, 886460), (120, 753491), (127, 711960), (136, 664845), (170, 531876), (204, 443230), (254, 355980), (255, 354584), (340, 265938), (349, 259080), (381, 237320), (408, 221615), (508, 177990), (510, 177292), (635, 142392), (680, 132969), (698, 129540), (762, 118660), (1016, 88995), (1020, 88646), (1047, 86360), (1270, 71196), (1396, 64770), (1524, 59330), (1745, 51816), (1905, 47464), (2040, 44323), (2094, 43180), (2159, 41880), (2540, 35598), (2792, 32385), (3048, 29665), (3490, 25908), (3810, 23732), (4188, 21590), (4318, 20940), (5080, 17799), (5235, 17272), (5933, 15240), (6477, 13960), (6980, 12954), (7620, 11866), (8376, 10795), (8636, 10470)]