30876840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:647

約数の個数: 96

約数和(自身を含む): 101088000

約数和(自身を除く): 70211160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 199, 360, 398, 431, 597, 796, 862, 995, 1194, 1293, 1592, 1724, 1791, 1990, 2155, 2388, 2586, 2985, 3448, 3582, 3879, 3980, 4310, 4776, 5172, 5970, 6465, 7164, 7758, 7960, 8620, 8955, 10344, 11940, 12930, 14328, 15516, 17240, 17910, 19395, 23880, 25860, 31032, 35820, 38790, 51720, 71640, 77580, 85769, 155160, 171538, 257307, 343076, 428845, 514614, 686152, 771921, 857690, 1029228, 1286535, 1543842, 1715380, 2058456, 2573070, 3087684, 3430760, 3859605, 5146140, 6175368, 7719210, 10292280, 15438420, 30876840]

約数ペア:

[(1, 30876840), (2, 15438420), (3, 10292280), (4, 7719210), (5, 6175368), (6, 5146140), (8, 3859605), (9, 3430760), (10, 3087684), (12, 2573070), (15, 2058456), (18, 1715380), (20, 1543842), (24, 1286535), (30, 1029228), (36, 857690), (40, 771921), (45, 686152), (60, 514614), (72, 428845), (90, 343076), (120, 257307), (180, 171538), (199, 155160), (360, 85769), (398, 77580), (431, 71640), (597, 51720), (796, 38790), (862, 35820), (995, 31032), (1194, 25860), (1293, 23880), (1592, 19395), (1724, 17910), (1791, 17240), (1990, 15516), (2155, 14328), (2388, 12930), (2586, 11940), (2985, 10344), (3448, 8955), (3582, 8620), (3879, 7960), (3980, 7758), (4310, 7164), (4776, 6465), (5172, 5970)]