256804800

素因数分解:

$2^6\times 3^1\times 5^2\times 7^1\times {\mathrm{7643}}^1$

素因数の和:7675

約数の個数: 168

約数和(自身を含む): 963021696

約数和(自身を除く): 706216896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 400, 420, 448, 480, 525, 560, 600, 672, 700, 800, 840, 960, 1050, 1120, 1200, 1344, 1400, 1600, 1680, 2100, 2240, 2400, 2800, 3360, 4200, 4800, 5600, 6720, 7643, 8400, 11200, 15286, 16800, 22929, 30572, 33600, 38215, 45858, 53501, 61144, 76430, 91716, 107002, 114645, 122288, 152860, 160503, 183432, 191075, 214004, 229290, 244576, 267505, 305720, 321006, 366864, 382150, 428008, 458580, 489152, 535010, 573225, 611440, 642012, 733728, 764300, 802515, 856016, 917160, 1070020, 1146450, 1222880, 1284024, 1337525, 1467456, 1528600, 1605030, 1712032, 1834320, 2140040, 2292900, 2445760, 2568048, 2675050, 3057200, 3210060, 3424064, 3668640, 4012575, 4280080, 4585800, 5136096, 5350100, 6114400, 6420120, 7337280, 8025150, 8560160, 9171600, 10272192, 10700200, 12228800, 12840240, 16050300, 17120320, 18343200, 21400400, 25680480, 32100600, 36686400, 42800800, 51360960, 64201200, 85601600, 128402400, 256804800]

約数ペア:

[(1, 256804800), (2, 128402400), (3, 85601600), (4, 64201200), (5, 51360960), (6, 42800800), (7, 36686400), (8, 32100600), (10, 25680480), (12, 21400400), (14, 18343200), (15, 17120320), (16, 16050300), (20, 12840240), (21, 12228800), (24, 10700200), (25, 10272192), (28, 9171600), (30, 8560160), (32, 8025150), (35, 7337280), (40, 6420120), (42, 6114400), (48, 5350100), (50, 5136096), (56, 4585800), (60, 4280080), (64, 4012575), (70, 3668640), (75, 3424064), (80, 3210060), (84, 3057200), (96, 2675050), (100, 2568048), (105, 2445760), (112, 2292900), (120, 2140040), (140, 1834320), (150, 1712032), (160, 1605030), (168, 1528600), (175, 1467456), (192, 1337525), (200, 1284024), (210, 1222880), (224, 1146450), (240, 1070020), (280, 917160), (300, 856016), (320, 802515), (336, 764300), (350, 733728), (400, 642012), (420, 611440), (448, 573225), (480, 535010), (525, 489152), (560, 458580), (600, 428008), (672, 382150), (700, 366864), (800, 321006), (840, 305720), (960, 267505), (1050, 244576), (1120, 229290), (1200, 214004), (1344, 191075), (1400, 183432), (1600, 160503), (1680, 152860), (2100, 122288), (2240, 114645), (2400, 107002), (2800, 91716), (3360, 76430), (4200, 61144), (4800, 53501), (5600, 45858), (6720, 38215), (7643, 33600), (8400, 30572), (11200, 22929), (15286, 16800)]