1981405800

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11119}}^1$

素因数の和:11158

約数の個数: 240

約数和(自身を含む): 7508001600

約数和(自身を除く): 5526595800

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, 72, 75, 81, 88, 90, 99, 100, 108, 110, 120, 132, 135, 150, 162, 165, 180, 198, 200, 216, 220, 225, 264, 270, 275, 297, 300, 324, 330, 360, 396, 405, 440, 450, 495, 540, 550, 594, 600, 648, 660, 675, 792, 810, 825, 891, 900, 990, 1080, 1100, 1188, 1320, 1350, 1485, 1620, 1650, 1782, 1800, 1980, 2025, 2200, 2376, 2475, 2700, 2970, 3240, 3300, 3564, 3960, 4050, 4455, 4950, 5400, 5940, 6600, 7128, 7425, 8100, 8910, 9900, 11119, 11880, 14850, 16200, 17820, 19800, 22238, 22275, 29700, 33357, 35640, 44476, 44550, 55595, 59400, 66714, 88952, 89100, 100071, 111190, 122309, 133428, 166785, 178200, 200142, 222380, 244618, 266856, 277975, 300213, 333570, 366927, 400284, 444760, 489236, 500355, 555950, 600426, 611545, 667140, 733854, 800568, 833925, 900639, 978472, 1000710, 1100781, 1111900, 1200852, 1223090, 1334280, 1467708, 1501065, 1667850, 1801278, 1834635, 2001420, 2201562, 2223800, 2401704, 2446180, 2501775, 2935416, 3002130, 3057725, 3302343, 3335700, 3602556, 3669270, 4002840, 4403124, 4503195, 4892360, 5003550, 5503905, 6004260, 6115450, 6604686, 6671400, 7205112, 7338540, 7505325, 8806248, 9006390, 9173175, 9907029, 10007100, 11007810, 12008520, 12230900, 13209372, 14677080, 15010650, 16511715, 18012780, 18346350, 19814058, 20014200, 22015620, 22515975, 24461800, 26418744, 27519525, 30021300, 33023430, 36025560, 36692700, 39628116, 44031240, 45031950, 49535145, 55039050, 60042600, 66046860, 73385400, 79256232, 82558575, 90063900, 99070290, 110078100, 132093720, 165117150, 180127800, 198140580, 220156200, 247675725, 330234300, 396281160, 495351450, 660468600, 990702900, 1981405800]

約数ペア:

[(1, 1981405800), (2, 990702900), (3, 660468600), (4, 495351450), (5, 396281160), (6, 330234300), (8, 247675725), (9, 220156200), (10, 198140580), (11, 180127800), (12, 165117150), (15, 132093720), (18, 110078100), (20, 99070290), (22, 90063900), (24, 82558575), (25, 79256232), (27, 73385400), (30, 66046860), (33, 60042600), (36, 55039050), (40, 49535145), (44, 45031950), (45, 44031240), (50, 39628116), (54, 36692700), (55, 36025560), (60, 33023430), (66, 30021300), (72, 27519525), (75, 26418744), (81, 24461800), (88, 22515975), (90, 22015620), (99, 20014200), (100, 19814058), (108, 18346350), (110, 18012780), (120, 16511715), (132, 15010650), (135, 14677080), (150, 13209372), (162, 12230900), (165, 12008520), (180, 11007810), (198, 10007100), (200, 9907029), (216, 9173175), (220, 9006390), (225, 8806248), (264, 7505325), (270, 7338540), (275, 7205112), (297, 6671400), (300, 6604686), (324, 6115450), (330, 6004260), (360, 5503905), (396, 5003550), (405, 4892360), (440, 4503195), (450, 4403124), (495, 4002840), (540, 3669270), (550, 3602556), (594, 3335700), (600, 3302343), (648, 3057725), (660, 3002130), (675, 2935416), (792, 2501775), (810, 2446180), (825, 2401704), (891, 2223800), (900, 2201562), (990, 2001420), (1080, 1834635), (1100, 1801278), (1188, 1667850), (1320, 1501065), (1350, 1467708), (1485, 1334280), (1620, 1223090), (1650, 1200852), (1782, 1111900), (1800, 1100781), (1980, 1000710), (2025, 978472), (2200, 900639), (2376, 833925), (2475, 800568), (2700, 733854), (2970, 667140), (3240, 611545), (3300, 600426), (3564, 555950), (3960, 500355), (4050, 489236), (4455, 444760), (4950, 400284), (5400, 366927), (5940, 333570), (6600, 300213), (7128, 277975), (7425, 266856), (8100, 244618), (8910, 222380), (9900, 200142), (11119, 178200), (11880, 166785), (14850, 133428), (16200, 122309), (17820, 111190), (19800, 100071), (22238, 89100), (22275, 88952), (29700, 66714), (33357, 59400), (35640, 55595), (44476, 44550)]