31033440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:981

約数の個数: 144

約数和(自身を含む): 110623968

約数和(自身を除く): 79590528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 207, 230, 240, 276, 288, 345, 360, 368, 414, 460, 480, 552, 690, 720, 736, 828, 920, 937, 1035, 1104, 1380, 1440, 1656, 1840, 1874, 2070, 2208, 2760, 2811, 3312, 3680, 3748, 4140, 4685, 5520, 5622, 6624, 7496, 8280, 8433, 9370, 11040, 11244, 14055, 14992, 16560, 16866, 18740, 21551, 22488, 28110, 29984, 33120, 33732, 37480, 42165, 43102, 44976, 56220, 64653, 67464, 74960, 84330, 86204, 89952, 107755, 112440, 129306, 134928, 149920, 168660, 172408, 193959, 215510, 224880, 258612, 269856, 323265, 337320, 344816, 387918, 431020, 449760, 517224, 646530, 674640, 689632, 775836, 862040, 969795, 1034448, 1293060, 1349280, 1551672, 1724080, 1939590, 2068896, 2586120, 3103344, 3448160, 3879180, 5172240, 6206688, 7758360, 10344480, 15516720, 31033440]

約数ペア:

[(1, 31033440), (2, 15516720), (3, 10344480), (4, 7758360), (5, 6206688), (6, 5172240), (8, 3879180), (9, 3448160), (10, 3103344), (12, 2586120), (15, 2068896), (16, 1939590), (18, 1724080), (20, 1551672), (23, 1349280), (24, 1293060), (30, 1034448), (32, 969795), (36, 862040), (40, 775836), (45, 689632), (46, 674640), (48, 646530), (60, 517224), (69, 449760), (72, 431020), (80, 387918), (90, 344816), (92, 337320), (96, 323265), (115, 269856), (120, 258612), (138, 224880), (144, 215510), (160, 193959), (180, 172408), (184, 168660), (207, 149920), (230, 134928), (240, 129306), (276, 112440), (288, 107755), (345, 89952), (360, 86204), (368, 84330), (414, 74960), (460, 67464), (480, 64653), (552, 56220), (690, 44976), (720, 43102), (736, 42165), (828, 37480), (920, 33732), (937, 33120), (1035, 29984), (1104, 28110), (1380, 22488), (1440, 21551), (1656, 18740), (1840, 16866), (1874, 16560), (2070, 14992), (2208, 14055), (2760, 11244), (2811, 11040), (3312, 9370), (3680, 8433), (3748, 8280), (4140, 7496), (4685, 6624), (5520, 5622)]