19899000

素因数分解:

$2^3\times 3^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1$

素因数の和:108

約数の個数: 256

約数和(自身を含む): 76377600

約数和(自身を除く): 56478600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 27, 30, 33, 36, 40, 44, 45, 50, 54, 55, 60, 66, 67, 72, 75, 88, 90, 99, 100, 108, 110, 120, 125, 132, 134, 135, 150, 165, 180, 198, 200, 201, 216, 220, 225, 250, 264, 268, 270, 275, 297, 300, 330, 335, 360, 375, 396, 402, 440, 450, 495, 500, 536, 540, 550, 594, 600, 603, 660, 670, 675, 737, 750, 792, 804, 825, 900, 990, 1000, 1005, 1080, 1100, 1125, 1188, 1206, 1320, 1340, 1350, 1375, 1474, 1485, 1500, 1608, 1650, 1675, 1800, 1809, 1980, 2010, 2200, 2211, 2250, 2376, 2412, 2475, 2680, 2700, 2750, 2948, 2970, 3000, 3015, 3300, 3350, 3375, 3618, 3685, 3960, 4020, 4125, 4422, 4500, 4824, 4950, 5025, 5400, 5500, 5896, 5940, 6030, 6600, 6633, 6700, 6750, 7236, 7370, 7425, 8040, 8250, 8375, 8844, 9000, 9045, 9900, 10050, 11000, 11055, 11880, 12060, 12375, 13266, 13400, 13500, 14472, 14740, 14850, 15075, 16500, 16750, 17688, 18090, 18425, 19800, 19899, 20100, 22110, 24120, 24750, 25125, 26532, 27000, 29480, 29700, 30150, 33000, 33165, 33500, 36180, 36850, 37125, 39798, 40200, 44220, 45225, 49500, 50250, 53064, 55275, 59400, 60300, 66330, 67000, 72360, 73700, 74250, 75375, 79596, 88440, 90450, 92125, 99000, 99495, 100500, 110550, 120600, 132660, 147400, 148500, 150750, 159192, 165825, 180900, 184250, 198990, 201000, 221100, 226125, 265320, 276375, 297000, 301500, 331650, 361800, 368500, 397980, 442200, 452250, 497475, 552750, 603000, 663300, 737000, 795960, 829125, 904500, 994950, 1105500, 1326600, 1658250, 1809000, 1989900, 2211000, 2487375, 3316500, 3979800, 4974750, 6633000, 9949500, 19899000]

約数ペア:

[(1, 19899000), (2, 9949500), (3, 6633000), (4, 4974750), (5, 3979800), (6, 3316500), (8, 2487375), (9, 2211000), (10, 1989900), (11, 1809000), (12, 1658250), (15, 1326600), (18, 1105500), (20, 994950), (22, 904500), (24, 829125), (25, 795960), (27, 737000), (30, 663300), (33, 603000), (36, 552750), (40, 497475), (44, 452250), (45, 442200), (50, 397980), (54, 368500), (55, 361800), (60, 331650), (66, 301500), (67, 297000), (72, 276375), (75, 265320), (88, 226125), (90, 221100), (99, 201000), (100, 198990), (108, 184250), (110, 180900), (120, 165825), (125, 159192), (132, 150750), (134, 148500), (135, 147400), (150, 132660), (165, 120600), (180, 110550), (198, 100500), (200, 99495), (201, 99000), (216, 92125), (220, 90450), (225, 88440), (250, 79596), (264, 75375), (268, 74250), (270, 73700), (275, 72360), (297, 67000), (300, 66330), (330, 60300), (335, 59400), (360, 55275), (375, 53064), (396, 50250), (402, 49500), (440, 45225), (450, 44220), (495, 40200), (500, 39798), (536, 37125), (540, 36850), (550, 36180), (594, 33500), (600, 33165), (603, 33000), (660, 30150), (670, 29700), (675, 29480), (737, 27000), (750, 26532), (792, 25125), (804, 24750), (825, 24120), (900, 22110), (990, 20100), (1000, 19899), (1005, 19800), (1080, 18425), (1100, 18090), (1125, 17688), (1188, 16750), (1206, 16500), (1320, 15075), (1340, 14850), (1350, 14740), (1375, 14472), (1474, 13500), (1485, 13400), (1500, 13266), (1608, 12375), (1650, 12060), (1675, 11880), (1800, 11055), (1809, 11000), (1980, 10050), (2010, 9900), (2200, 9045), (2211, 9000), (2250, 8844), (2376, 8375), (2412, 8250), (2475, 8040), (2680, 7425), (2700, 7370), (2750, 7236), (2948, 6750), (2970, 6700), (3000, 6633), (3015, 6600), (3300, 6030), (3350, 5940), (3375, 5896), (3618, 5500), (3685, 5400), (3960, 5025), (4020, 4950), (4125, 4824), (4422, 4500)]