15806520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 54348840

約数和(自身を除く): 38542320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 83, 90, 92, 115, 120, 138, 166, 180, 184, 207, 230, 249, 276, 332, 345, 360, 414, 415, 460, 498, 529, 552, 664, 690, 747, 828, 830, 920, 996, 1035, 1058, 1245, 1380, 1494, 1587, 1656, 1660, 1909, 1992, 2070, 2116, 2490, 2645, 2760, 2988, 3174, 3320, 3735, 3818, 4140, 4232, 4761, 4980, 5290, 5727, 5976, 6348, 7470, 7636, 7935, 8280, 9522, 9545, 9960, 10580, 11454, 12696, 14940, 15272, 15870, 17181, 19044, 19090, 21160, 22908, 23805, 28635, 29880, 31740, 34362, 38088, 38180, 43907, 45816, 47610, 57270, 63480, 68724, 76360, 85905, 87814, 95220, 114540, 131721, 137448, 171810, 175628, 190440, 219535, 229080, 263442, 343620, 351256, 395163, 439070, 526884, 658605, 687240, 790326, 878140, 1053768, 1317210, 1580652, 1756280, 1975815, 2634420, 3161304, 3951630, 5268840, 7903260, 15806520]

約数ペア:

[(1, 15806520), (2, 7903260), (3, 5268840), (4, 3951630), (5, 3161304), (6, 2634420), (8, 1975815), (9, 1756280), (10, 1580652), (12, 1317210), (15, 1053768), (18, 878140), (20, 790326), (23, 687240), (24, 658605), (30, 526884), (36, 439070), (40, 395163), (45, 351256), (46, 343620), (60, 263442), (69, 229080), (72, 219535), (83, 190440), (90, 175628), (92, 171810), (115, 137448), (120, 131721), (138, 114540), (166, 95220), (180, 87814), (184, 85905), (207, 76360), (230, 68724), (249, 63480), (276, 57270), (332, 47610), (345, 45816), (360, 43907), (414, 38180), (415, 38088), (460, 34362), (498, 31740), (529, 29880), (552, 28635), (664, 23805), (690, 22908), (747, 21160), (828, 19090), (830, 19044), (920, 17181), (996, 15870), (1035, 15272), (1058, 14940), (1245, 12696), (1380, 11454), (1494, 10580), (1587, 9960), (1656, 9545), (1660, 9522), (1909, 8280), (1992, 7935), (2070, 7636), (2116, 7470), (2490, 6348), (2645, 5976), (2760, 5727), (2988, 5290), (3174, 4980), (3320, 4761), (3735, 4232), (3818, 4140)]