31018560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:508

約数の個数: 112

約数和(自身を含む): 99974400

約数和(自身を除く): 68955840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 158, 160, 192, 237, 240, 316, 320, 395, 409, 474, 480, 632, 790, 818, 948, 960, 1185, 1227, 1264, 1580, 1636, 1896, 2045, 2370, 2454, 2528, 3160, 3272, 3792, 4090, 4740, 4908, 5056, 6135, 6320, 6544, 7584, 8180, 9480, 9816, 12270, 12640, 13088, 15168, 16360, 18960, 19632, 24540, 25280, 26176, 32311, 32720, 37920, 39264, 49080, 64622, 65440, 75840, 78528, 96933, 98160, 129244, 130880, 161555, 193866, 196320, 258488, 323110, 387732, 392640, 484665, 516976, 646220, 775464, 969330, 1033952, 1292440, 1550928, 1938660, 2067904, 2584880, 3101856, 3877320, 5169760, 6203712, 7754640, 10339520, 15509280, 31018560]

約数ペア:

[(1, 31018560), (2, 15509280), (3, 10339520), (4, 7754640), (5, 6203712), (6, 5169760), (8, 3877320), (10, 3101856), (12, 2584880), (15, 2067904), (16, 1938660), (20, 1550928), (24, 1292440), (30, 1033952), (32, 969330), (40, 775464), (48, 646220), (60, 516976), (64, 484665), (79, 392640), (80, 387732), (96, 323110), (120, 258488), (158, 196320), (160, 193866), (192, 161555), (237, 130880), (240, 129244), (316, 98160), (320, 96933), (395, 78528), (409, 75840), (474, 65440), (480, 64622), (632, 49080), (790, 39264), (818, 37920), (948, 32720), (960, 32311), (1185, 26176), (1227, 25280), (1264, 24540), (1580, 19632), (1636, 18960), (1896, 16360), (2045, 15168), (2370, 13088), (2454, 12640), (2528, 12270), (3160, 9816), (3272, 9480), (3792, 8180), (4090, 7584), (4740, 6544), (4908, 6320), (5056, 6135)]