31613040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1$

素因数の和:148

約数の個数: 180

約数和(自身を含む): 112320936

約数和(自身を除く): 80707896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 83, 90, 92, 115, 120, 138, 144, 166, 180, 184, 207, 230, 240, 249, 276, 332, 345, 360, 368, 414, 415, 460, 498, 529, 552, 664, 690, 720, 747, 828, 830, 920, 996, 1035, 1058, 1104, 1245, 1328, 1380, 1494, 1587, 1656, 1660, 1840, 1909, 1992, 2070, 2116, 2490, 2645, 2760, 2988, 3174, 3312, 3320, 3735, 3818, 3984, 4140, 4232, 4761, 4980, 5290, 5520, 5727, 5976, 6348, 6640, 7470, 7636, 7935, 8280, 8464, 9522, 9545, 9960, 10580, 11454, 11952, 12696, 14940, 15272, 15870, 16560, 17181, 19044, 19090, 19920, 21160, 22908, 23805, 25392, 28635, 29880, 30544, 31740, 34362, 38088, 38180, 42320, 43907, 45816, 47610, 57270, 59760, 63480, 68724, 76176, 76360, 85905, 87814, 91632, 95220, 114540, 126960, 131721, 137448, 152720, 171810, 175628, 190440, 219535, 229080, 263442, 274896, 343620, 351256, 380880, 395163, 439070, 458160, 526884, 658605, 687240, 702512, 790326, 878140, 1053768, 1317210, 1374480, 1580652, 1756280, 1975815, 2107536, 2634420, 3161304, 3512560, 3951630, 5268840, 6322608, 7903260, 10537680, 15806520, 31613040]

約数ペア:

[(1, 31613040), (2, 15806520), (3, 10537680), (4, 7903260), (5, 6322608), (6, 5268840), (8, 3951630), (9, 3512560), (10, 3161304), (12, 2634420), (15, 2107536), (16, 1975815), (18, 1756280), (20, 1580652), (23, 1374480), (24, 1317210), (30, 1053768), (36, 878140), (40, 790326), (45, 702512), (46, 687240), (48, 658605), (60, 526884), (69, 458160), (72, 439070), (80, 395163), (83, 380880), (90, 351256), (92, 343620), (115, 274896), (120, 263442), (138, 229080), (144, 219535), (166, 190440), (180, 175628), (184, 171810), (207, 152720), (230, 137448), (240, 131721), (249, 126960), (276, 114540), (332, 95220), (345, 91632), (360, 87814), (368, 85905), (414, 76360), (415, 76176), (460, 68724), (498, 63480), (529, 59760), (552, 57270), (664, 47610), (690, 45816), (720, 43907), (747, 42320), (828, 38180), (830, 38088), (920, 34362), (996, 31740), (1035, 30544), (1058, 29880), (1104, 28635), (1245, 25392), (1328, 23805), (1380, 22908), (1494, 21160), (1587, 19920), (1656, 19090), (1660, 19044), (1840, 17181), (1909, 16560), (1992, 15870), (2070, 15272), (2116, 14940), (2490, 12696), (2645, 11952), (2760, 11454), (2988, 10580), (3174, 9960), (3312, 9545), (3320, 9522), (3735, 8464), (3818, 8280), (3984, 7935), (4140, 7636), (4232, 7470), (4761, 6640), (4980, 6348), (5290, 5976), (5520, 5727)]