86681640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42491}}^1$

素因数の和:42522

約数の個数: 64

約数和(自身を含む): 275348160

約数和(自身を除く): 188666520

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, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 42491, 84982, 127473, 169964, 212455, 254946, 339928, 424910, 509892, 637365, 722347, 849820, 1019784, 1274730, 1444694, 1699640, 2167041, 2549460, 2889388, 3611735, 4334082, 5098920, 5778776, 7223470, 8668164, 10835205, 14446940, 17336328, 21670410, 28893880, 43340820, 86681640]

約数ペア:

[(1, 86681640), (2, 43340820), (3, 28893880), (4, 21670410), (5, 17336328), (6, 14446940), (8, 10835205), (10, 8668164), (12, 7223470), (15, 5778776), (17, 5098920), (20, 4334082), (24, 3611735), (30, 2889388), (34, 2549460), (40, 2167041), (51, 1699640), (60, 1444694), (68, 1274730), (85, 1019784), (102, 849820), (120, 722347), (136, 637365), (170, 509892), (204, 424910), (255, 339928), (340, 254946), (408, 212455), (510, 169964), (680, 127473), (1020, 84982), (2040, 42491)]