1028178000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{239}}^2$

素因数の和:507

約数の個数: 180

約数和(自身を含む): 3606171348

約数和(自身を除く): 2577993348

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 239, 240, 250, 300, 360, 375, 400, 450, 478, 500, 600, 717, 720, 750, 900, 956, 1000, 1125, 1195, 1200, 1434, 1500, 1800, 1912, 2000, 2151, 2250, 2390, 2868, 3000, 3585, 3600, 3824, 4302, 4500, 4780, 5736, 5975, 6000, 7170, 8604, 9000, 9560, 10755, 11472, 11950, 14340, 17208, 17925, 18000, 19120, 21510, 23900, 28680, 29875, 34416, 35850, 43020, 47800, 53775, 57121, 57360, 59750, 71700, 86040, 89625, 95600, 107550, 114242, 119500, 143400, 171363, 172080, 179250, 215100, 228484, 239000, 268875, 285605, 286800, 342726, 358500, 430200, 456968, 478000, 514089, 537750, 571210, 685452, 717000, 856815, 860400, 913936, 1028178, 1075500, 1142420, 1370904, 1428025, 1434000, 1713630, 2056356, 2151000, 2284840, 2570445, 2741808, 2856050, 3427260, 4112712, 4284075, 4302000, 4569680, 5140890, 5712100, 6854520, 7140125, 8225424, 8568150, 10281780, 11424200, 12852225, 13709040, 14280250, 17136300, 20563560, 21420375, 22848400, 25704450, 28560500, 34272600, 41127120, 42840750, 51408900, 57121000, 64261125, 68545200, 85681500, 102817800, 114242000, 128522250, 171363000, 205635600, 257044500, 342726000, 514089000, 1028178000]

約数ペア:

[(1, 1028178000), (2, 514089000), (3, 342726000), (4, 257044500), (5, 205635600), (6, 171363000), (8, 128522250), (9, 114242000), (10, 102817800), (12, 85681500), (15, 68545200), (16, 64261125), (18, 57121000), (20, 51408900), (24, 42840750), (25, 41127120), (30, 34272600), (36, 28560500), (40, 25704450), (45, 22848400), (48, 21420375), (50, 20563560), (60, 17136300), (72, 14280250), (75, 13709040), (80, 12852225), (90, 11424200), (100, 10281780), (120, 8568150), (125, 8225424), (144, 7140125), (150, 6854520), (180, 5712100), (200, 5140890), (225, 4569680), (239, 4302000), (240, 4284075), (250, 4112712), (300, 3427260), (360, 2856050), (375, 2741808), (400, 2570445), (450, 2284840), (478, 2151000), (500, 2056356), (600, 1713630), (717, 1434000), (720, 1428025), (750, 1370904), (900, 1142420), (956, 1075500), (1000, 1028178), (1125, 913936), (1195, 860400), (1200, 856815), (1434, 717000), (1500, 685452), (1800, 571210), (1912, 537750), (2000, 514089), (2151, 478000), (2250, 456968), (2390, 430200), (2868, 358500), (3000, 342726), (3585, 286800), (3600, 285605), (3824, 268875), (4302, 239000), (4500, 228484), (4780, 215100), (5736, 179250), (5975, 172080), (6000, 171363), (7170, 143400), (8604, 119500), (9000, 114242), (9560, 107550), (10755, 95600), (11472, 89625), (11950, 86040), (14340, 71700), (17208, 59750), (17925, 57360), (18000, 57121), (19120, 53775), (21510, 47800), (23900, 43020), (28680, 35850), (29875, 34416)]