31717800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 108519840

約数和(自身を除く): 76802040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 67, 72, 75, 90, 100, 120, 134, 150, 180, 200, 201, 225, 263, 268, 300, 335, 360, 402, 450, 526, 536, 600, 603, 670, 789, 804, 900, 1005, 1052, 1206, 1315, 1340, 1578, 1608, 1675, 1800, 2010, 2104, 2367, 2412, 2630, 2680, 3015, 3156, 3350, 3945, 4020, 4734, 4824, 5025, 5260, 6030, 6312, 6575, 6700, 7890, 8040, 9468, 10050, 10520, 11835, 12060, 13150, 13400, 15075, 15780, 17621, 18936, 19725, 20100, 23670, 24120, 26300, 30150, 31560, 35242, 39450, 40200, 47340, 52600, 52863, 59175, 60300, 70484, 78900, 88105, 94680, 105726, 118350, 120600, 140968, 157800, 158589, 176210, 211452, 236700, 264315, 317178, 352420, 422904, 440525, 473400, 528630, 634356, 704840, 792945, 881050, 1057260, 1268712, 1321575, 1585890, 1762100, 2114520, 2643150, 3171780, 3524200, 3964725, 5286300, 6343560, 7929450, 10572600, 15858900, 31717800]

約数ペア:

[(1, 31717800), (2, 15858900), (3, 10572600), (4, 7929450), (5, 6343560), (6, 5286300), (8, 3964725), (9, 3524200), (10, 3171780), (12, 2643150), (15, 2114520), (18, 1762100), (20, 1585890), (24, 1321575), (25, 1268712), (30, 1057260), (36, 881050), (40, 792945), (45, 704840), (50, 634356), (60, 528630), (67, 473400), (72, 440525), (75, 422904), (90, 352420), (100, 317178), (120, 264315), (134, 236700), (150, 211452), (180, 176210), (200, 158589), (201, 157800), (225, 140968), (263, 120600), (268, 118350), (300, 105726), (335, 94680), (360, 88105), (402, 78900), (450, 70484), (526, 60300), (536, 59175), (600, 52863), (603, 52600), (670, 47340), (789, 40200), (804, 39450), (900, 35242), (1005, 31560), (1052, 30150), (1206, 26300), (1315, 24120), (1340, 23670), (1578, 20100), (1608, 19725), (1675, 18936), (1800, 17621), (2010, 15780), (2104, 15075), (2367, 13400), (2412, 13150), (2630, 12060), (2680, 11835), (3015, 10520), (3156, 10050), (3350, 9468), (3945, 8040), (4020, 7890), (4734, 6700), (4824, 6575), (5025, 6312), (5260, 6030)]