31252320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1973}}^1$

素因数の和:2005

約数の個数: 144

約数和(自身を含む): 116402832

約数和(自身を除く): 85150512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1973, 1980, 2640, 3168, 3946, 3960, 5280, 5919, 7892, 7920, 9865, 11838, 15784, 15840, 17757, 19730, 21703, 23676, 29595, 31568, 35514, 39460, 43406, 47352, 59190, 63136, 65109, 71028, 78920, 86812, 88785, 94704, 108515, 118380, 130218, 142056, 157840, 173624, 177570, 189408, 195327, 217030, 236760, 260436, 284112, 315680, 325545, 347248, 355140, 390654, 434060, 473520, 520872, 568224, 651090, 694496, 710280, 781308, 868120, 947040, 976635, 1041744, 1302180, 1420560, 1562616, 1736240, 1953270, 2083488, 2604360, 2841120, 3125232, 3472480, 3906540, 5208720, 6250464, 7813080, 10417440, 15626160, 31252320]

約数ペア:

[(1, 31252320), (2, 15626160), (3, 10417440), (4, 7813080), (5, 6250464), (6, 5208720), (8, 3906540), (9, 3472480), (10, 3125232), (11, 2841120), (12, 2604360), (15, 2083488), (16, 1953270), (18, 1736240), (20, 1562616), (22, 1420560), (24, 1302180), (30, 1041744), (32, 976635), (33, 947040), (36, 868120), (40, 781308), (44, 710280), (45, 694496), (48, 651090), (55, 568224), (60, 520872), (66, 473520), (72, 434060), (80, 390654), (88, 355140), (90, 347248), (96, 325545), (99, 315680), (110, 284112), (120, 260436), (132, 236760), (144, 217030), (160, 195327), (165, 189408), (176, 177570), (180, 173624), (198, 157840), (220, 142056), (240, 130218), (264, 118380), (288, 108515), (330, 94704), (352, 88785), (360, 86812), (396, 78920), (440, 71028), (480, 65109), (495, 63136), (528, 59190), (660, 47352), (720, 43406), (792, 39460), (880, 35514), (990, 31568), (1056, 29595), (1320, 23676), (1440, 21703), (1584, 19730), (1760, 17757), (1973, 15840), (1980, 15784), (2640, 11838), (3168, 9865), (3946, 7920), (3960, 7892), (5280, 5919)]