160605440

素因数分解:

$2^8\times 5^1\times {\mathrm{271}}^1\times {\mathrm{463}}^1$

素因数の和:755

約数の個数: 72

約数和(自身を含む): 386953728

約数和(自身を除く): 226348288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 271, 320, 463, 542, 640, 926, 1084, 1280, 1355, 1852, 2168, 2315, 2710, 3704, 4336, 4630, 5420, 7408, 8672, 9260, 10840, 14816, 17344, 18520, 21680, 29632, 34688, 37040, 43360, 59264, 69376, 74080, 86720, 118528, 125473, 148160, 173440, 250946, 296320, 346880, 501892, 592640, 627365, 1003784, 1254730, 2007568, 2509460, 4015136, 5018920, 8030272, 10037840, 16060544, 20075680, 32121088, 40151360, 80302720, 160605440]

約数ペア:

[(1, 160605440), (2, 80302720), (4, 40151360), (5, 32121088), (8, 20075680), (10, 16060544), (16, 10037840), (20, 8030272), (32, 5018920), (40, 4015136), (64, 2509460), (80, 2007568), (128, 1254730), (160, 1003784), (256, 627365), (271, 592640), (320, 501892), (463, 346880), (542, 296320), (640, 250946), (926, 173440), (1084, 148160), (1280, 125473), (1355, 118528), (1852, 86720), (2168, 74080), (2315, 69376), (2710, 59264), (3704, 43360), (4336, 37040), (4630, 34688), (5420, 29632), (7408, 21680), (8672, 18520), (9260, 17344), (10840, 14816)]