2638160000

素因数分解:

$2^7\times 5^4\times 7^2\times {\mathrm{673}}^1$

素因数の和:721

約数の個数: 240

約数和(自身を含む): 7651136790

約数和(自身を除く): 5012976790

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 128, 140, 160, 175, 196, 200, 224, 245, 250, 280, 320, 350, 392, 400, 448, 490, 500, 560, 625, 640, 673, 700, 784, 800, 875, 896, 980, 1000, 1120, 1225, 1250, 1346, 1400, 1568, 1600, 1750, 1960, 2000, 2240, 2450, 2500, 2692, 2800, 3136, 3200, 3365, 3500, 3920, 4000, 4375, 4480, 4711, 4900, 5000, 5384, 5600, 6125, 6272, 6730, 7000, 7840, 8000, 8750, 9422, 9800, 10000, 10768, 11200, 12250, 13460, 14000, 15680, 16000, 16825, 17500, 18844, 19600, 20000, 21536, 22400, 23555, 24500, 26920, 28000, 30625, 31360, 32977, 33650, 35000, 37688, 39200, 40000, 43072, 47110, 49000, 53840, 56000, 61250, 65954, 67300, 70000, 75376, 78400, 80000, 84125, 86144, 94220, 98000, 107680, 112000, 117775, 122500, 131908, 134600, 140000, 150752, 156800, 164885, 168250, 188440, 196000, 215360, 235550, 245000, 263816, 269200, 280000, 301504, 329770, 336500, 376880, 392000, 420625, 430720, 471100, 490000, 527632, 538400, 560000, 588875, 603008, 659540, 673000, 753760, 784000, 824425, 841250, 942200, 980000, 1055264, 1076800, 1177750, 1319080, 1346000, 1507520, 1648850, 1682500, 1884400, 1960000, 2110528, 2153600, 2355500, 2638160, 2692000, 2944375, 3015040, 3297700, 3365000, 3768800, 3920000, 4122125, 4221056, 4711000, 5276320, 5384000, 5888750, 6595400, 6730000, 7537600, 8244250, 9422000, 10552640, 10768000, 11777500, 13190800, 13460000, 15075200, 16488500, 18844000, 20610625, 21105280, 23555000, 26381600, 26920000, 32977000, 37688000, 41221250, 47110000, 52763200, 53840000, 65954000, 75376000, 82442500, 94220000, 105526400, 131908000, 164885000, 188440000, 263816000, 329770000, 376880000, 527632000, 659540000, 1319080000, 2638160000]

約数ペア:

[(1, 2638160000), (2, 1319080000), (4, 659540000), (5, 527632000), (7, 376880000), (8, 329770000), (10, 263816000), (14, 188440000), (16, 164885000), (20, 131908000), (25, 105526400), (28, 94220000), (32, 82442500), (35, 75376000), (40, 65954000), (49, 53840000), (50, 52763200), (56, 47110000), (64, 41221250), (70, 37688000), (80, 32977000), (98, 26920000), (100, 26381600), (112, 23555000), (125, 21105280), (128, 20610625), (140, 18844000), (160, 16488500), (175, 15075200), (196, 13460000), (200, 13190800), (224, 11777500), (245, 10768000), (250, 10552640), (280, 9422000), (320, 8244250), (350, 7537600), (392, 6730000), (400, 6595400), (448, 5888750), (490, 5384000), (500, 5276320), (560, 4711000), (625, 4221056), (640, 4122125), (673, 3920000), (700, 3768800), (784, 3365000), (800, 3297700), (875, 3015040), (896, 2944375), (980, 2692000), (1000, 2638160), (1120, 2355500), (1225, 2153600), (1250, 2110528), (1346, 1960000), (1400, 1884400), (1568, 1682500), (1600, 1648850), (1750, 1507520), (1960, 1346000), (2000, 1319080), (2240, 1177750), (2450, 1076800), (2500, 1055264), (2692, 980000), (2800, 942200), (3136, 841250), (3200, 824425), (3365, 784000), (3500, 753760), (3920, 673000), (4000, 659540), (4375, 603008), (4480, 588875), (4711, 560000), (4900, 538400), (5000, 527632), (5384, 490000), (5600, 471100), (6125, 430720), (6272, 420625), (6730, 392000), (7000, 376880), (7840, 336500), (8000, 329770), (8750, 301504), (9422, 280000), (9800, 269200), (10000, 263816), (10768, 245000), (11200, 235550), (12250, 215360), (13460, 196000), (14000, 188440), (15680, 168250), (16000, 164885), (16825, 156800), (17500, 150752), (18844, 140000), (19600, 134600), (20000, 131908), (21536, 122500), (22400, 117775), (23555, 112000), (24500, 107680), (26920, 98000), (28000, 94220), (30625, 86144), (31360, 84125), (32977, 80000), (33650, 78400), (35000, 75376), (37688, 70000), (39200, 67300), (40000, 65954), (43072, 61250), (47110, 56000), (49000, 53840)]