857402000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:723

約数の個数: 240

約数和(自身を含む): 2601052272

約数和(自身を除く): 1743650272

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 125, 130, 140, 175, 182, 196, 200, 208, 245, 250, 260, 280, 325, 350, 364, 392, 400, 455, 490, 500, 520, 560, 637, 650, 673, 700, 728, 784, 875, 910, 980, 1000, 1040, 1225, 1274, 1300, 1346, 1400, 1456, 1625, 1750, 1820, 1960, 2000, 2275, 2450, 2548, 2600, 2692, 2800, 3185, 3250, 3365, 3500, 3640, 3920, 4550, 4711, 4900, 5096, 5200, 5384, 6125, 6370, 6500, 6730, 7000, 7280, 8749, 9100, 9422, 9800, 10192, 10768, 11375, 12250, 12740, 13000, 13460, 14000, 15925, 16825, 17498, 18200, 18844, 19600, 22750, 23555, 24500, 25480, 26000, 26920, 31850, 32977, 33650, 34996, 36400, 37688, 43745, 45500, 47110, 49000, 50960, 53840, 61243, 63700, 65954, 67300, 69992, 75376, 79625, 84125, 87490, 91000, 94220, 98000, 117775, 122486, 127400, 131908, 134600, 139984, 159250, 164885, 168250, 174980, 182000, 188440, 218725, 235550, 244972, 254800, 263816, 269200, 306215, 318500, 329770, 336500, 349960, 376880, 428701, 437450, 471100, 489944, 527632, 588875, 612430, 637000, 659540, 673000, 699920, 824425, 857402, 874900, 942200, 979888, 1093625, 1177750, 1224860, 1274000, 1319080, 1346000, 1531075, 1648850, 1714804, 1749800, 1884400, 2143505, 2187250, 2355500, 2449720, 2638160, 3062150, 3297700, 3429608, 3499600, 4122125, 4287010, 4374500, 4711000, 4899440, 6124300, 6595400, 6859216, 7655375, 8244250, 8574020, 8749000, 9422000, 10717525, 12248600, 13190800, 15310750, 16488500, 17148040, 17498000, 21435050, 24497200, 30621500, 32977000, 34296080, 42870100, 53587625, 61243000, 65954000, 85740200, 107175250, 122486000, 171480400, 214350500, 428701000, 857402000]

約数ペア:

[(1, 857402000), (2, 428701000), (4, 214350500), (5, 171480400), (7, 122486000), (8, 107175250), (10, 85740200), (13, 65954000), (14, 61243000), (16, 53587625), (20, 42870100), (25, 34296080), (26, 32977000), (28, 30621500), (35, 24497200), (40, 21435050), (49, 17498000), (50, 17148040), (52, 16488500), (56, 15310750), (65, 13190800), (70, 12248600), (80, 10717525), (91, 9422000), (98, 8749000), (100, 8574020), (104, 8244250), (112, 7655375), (125, 6859216), (130, 6595400), (140, 6124300), (175, 4899440), (182, 4711000), (196, 4374500), (200, 4287010), (208, 4122125), (245, 3499600), (250, 3429608), (260, 3297700), (280, 3062150), (325, 2638160), (350, 2449720), (364, 2355500), (392, 2187250), (400, 2143505), (455, 1884400), (490, 1749800), (500, 1714804), (520, 1648850), (560, 1531075), (637, 1346000), (650, 1319080), (673, 1274000), (700, 1224860), (728, 1177750), (784, 1093625), (875, 979888), (910, 942200), (980, 874900), (1000, 857402), (1040, 824425), (1225, 699920), (1274, 673000), (1300, 659540), (1346, 637000), (1400, 612430), (1456, 588875), (1625, 527632), (1750, 489944), (1820, 471100), (1960, 437450), (2000, 428701), (2275, 376880), (2450, 349960), (2548, 336500), (2600, 329770), (2692, 318500), (2800, 306215), (3185, 269200), (3250, 263816), (3365, 254800), (3500, 244972), (3640, 235550), (3920, 218725), (4550, 188440), (4711, 182000), (4900, 174980), (5096, 168250), (5200, 164885), (5384, 159250), (6125, 139984), (6370, 134600), (6500, 131908), (6730, 127400), (7000, 122486), (7280, 117775), (8749, 98000), (9100, 94220), (9422, 91000), (9800, 87490), (10192, 84125), (10768, 79625), (11375, 75376), (12250, 69992), (12740, 67300), (13000, 65954), (13460, 63700), (14000, 61243), (15925, 53840), (16825, 50960), (17498, 49000), (18200, 47110), (18844, 45500), (19600, 43745), (22750, 37688), (23555, 36400), (24500, 34996), (25480, 33650), (26000, 32977), (26920, 31850)]