156934480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{449}}^1$

素因数の和:736

約数の個数: 80

約数和(自身を含む): 388702800

約数和(自身を除く): 231768320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 257, 272, 340, 449, 514, 680, 898, 1028, 1285, 1360, 1796, 2056, 2245, 2570, 3592, 4112, 4369, 4490, 5140, 7184, 7633, 8738, 8980, 10280, 15266, 17476, 17960, 20560, 21845, 30532, 34952, 35920, 38165, 43690, 61064, 69904, 76330, 87380, 115393, 122128, 152660, 174760, 230786, 305320, 349520, 461572, 576965, 610640, 923144, 1153930, 1846288, 1961681, 2307860, 3923362, 4615720, 7846724, 9231440, 9808405, 15693448, 19616810, 31386896, 39233620, 78467240, 156934480]

約数ペア:

[(1, 156934480), (2, 78467240), (4, 39233620), (5, 31386896), (8, 19616810), (10, 15693448), (16, 9808405), (17, 9231440), (20, 7846724), (34, 4615720), (40, 3923362), (68, 2307860), (80, 1961681), (85, 1846288), (136, 1153930), (170, 923144), (257, 610640), (272, 576965), (340, 461572), (449, 349520), (514, 305320), (680, 230786), (898, 174760), (1028, 152660), (1285, 122128), (1360, 115393), (1796, 87380), (2056, 76330), (2245, 69904), (2570, 61064), (3592, 43690), (4112, 38165), (4369, 35920), (4490, 34952), (5140, 30532), (7184, 21845), (7633, 20560), (8738, 17960), (8980, 17476), (10280, 15266)]