138010240

素因数分解:

$2^7\times 5^1\times {\mathrm{223}}^1\times {\mathrm{967}}^1$

素因数の和:1209

約数の個数: 64

約数和(自身を含む): 331752960

約数和(自身を除く): 193742720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 223, 320, 446, 640, 892, 967, 1115, 1784, 1934, 2230, 3568, 3868, 4460, 4835, 7136, 7736, 8920, 9670, 14272, 15472, 17840, 19340, 28544, 30944, 35680, 38680, 61888, 71360, 77360, 123776, 142720, 154720, 215641, 309440, 431282, 618880, 862564, 1078205, 1725128, 2156410, 3450256, 4312820, 6900512, 8625640, 13801024, 17251280, 27602048, 34502560, 69005120, 138010240]

約数ペア:

[(1, 138010240), (2, 69005120), (4, 34502560), (5, 27602048), (8, 17251280), (10, 13801024), (16, 8625640), (20, 6900512), (32, 4312820), (40, 3450256), (64, 2156410), (80, 1725128), (128, 1078205), (160, 862564), (223, 618880), (320, 431282), (446, 309440), (640, 215641), (892, 154720), (967, 142720), (1115, 123776), (1784, 77360), (1934, 71360), (2230, 61888), (3568, 38680), (3868, 35680), (4460, 30944), (4835, 28544), (7136, 19340), (7736, 17840), (8920, 15472), (9670, 14272)]