195553320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 622080000

約数和(自身を除く): 426526680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 199, 228, 285, 380, 398, 431, 456, 570, 597, 760, 796, 862, 995, 1140, 1194, 1293, 1592, 1724, 1990, 2155, 2280, 2388, 2586, 2985, 3448, 3781, 3980, 4310, 4776, 5172, 5970, 6465, 7562, 7960, 8189, 8620, 10344, 11343, 11940, 12930, 15124, 16378, 17240, 18905, 22686, 23880, 24567, 25860, 30248, 32756, 37810, 40945, 45372, 49134, 51720, 56715, 65512, 75620, 81890, 85769, 90744, 98268, 113430, 122835, 151240, 163780, 171538, 196536, 226860, 245670, 257307, 327560, 343076, 428845, 453720, 491340, 514614, 686152, 857690, 982680, 1029228, 1286535, 1629611, 1715380, 2058456, 2573070, 3259222, 3430760, 4888833, 5146140, 6518444, 8148055, 9777666, 10292280, 13036888, 16296110, 19555332, 24444165, 32592220, 39110664, 48888330, 65184440, 97776660, 195553320]

約数ペア:

[(1, 195553320), (2, 97776660), (3, 65184440), (4, 48888330), (5, 39110664), (6, 32592220), (8, 24444165), (10, 19555332), (12, 16296110), (15, 13036888), (19, 10292280), (20, 9777666), (24, 8148055), (30, 6518444), (38, 5146140), (40, 4888833), (57, 3430760), (60, 3259222), (76, 2573070), (95, 2058456), (114, 1715380), (120, 1629611), (152, 1286535), (190, 1029228), (199, 982680), (228, 857690), (285, 686152), (380, 514614), (398, 491340), (431, 453720), (456, 428845), (570, 343076), (597, 327560), (760, 257307), (796, 245670), (862, 226860), (995, 196536), (1140, 171538), (1194, 163780), (1293, 151240), (1592, 122835), (1724, 113430), (1990, 98268), (2155, 90744), (2280, 85769), (2388, 81890), (2586, 75620), (2985, 65512), (3448, 56715), (3781, 51720), (3980, 49134), (4310, 45372), (4776, 40945), (5172, 37810), (5970, 32756), (6465, 30248), (7562, 25860), (7960, 24567), (8189, 23880), (8620, 22686), (10344, 18905), (11343, 17240), (11940, 16378), (12930, 15124)]