12161120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 72

約数和(自身を含む): 30636144

約数和(自身を除く): 18475024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 263, 272, 289, 340, 526, 544, 578, 680, 1052, 1156, 1315, 1360, 1445, 2104, 2312, 2630, 2720, 2890, 4208, 4471, 4624, 5260, 5780, 8416, 8942, 9248, 10520, 11560, 17884, 21040, 22355, 23120, 35768, 42080, 44710, 46240, 71536, 76007, 89420, 143072, 152014, 178840, 304028, 357680, 380035, 608056, 715360, 760070, 1216112, 1520140, 2432224, 3040280, 6080560, 12161120]

約数ペア:

[(1, 12161120), (2, 6080560), (4, 3040280), (5, 2432224), (8, 1520140), (10, 1216112), (16, 760070), (17, 715360), (20, 608056), (32, 380035), (34, 357680), (40, 304028), (68, 178840), (80, 152014), (85, 143072), (136, 89420), (160, 76007), (170, 71536), (263, 46240), (272, 44710), (289, 42080), (340, 35768), (526, 23120), (544, 22355), (578, 21040), (680, 17884), (1052, 11560), (1156, 10520), (1315, 9248), (1360, 8942), (1445, 8416), (2104, 5780), (2312, 5260), (2630, 4624), (2720, 4471), (2890, 4208)]