251914880

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:339

約数の個数: 192

約数和(自身を含む): 727331400

約数和(自身を除く): 475416520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 116, 128, 140, 145, 160, 196, 203, 224, 232, 245, 277, 280, 290, 320, 392, 406, 448, 464, 490, 554, 560, 580, 640, 784, 812, 896, 928, 980, 1015, 1108, 1120, 1160, 1385, 1421, 1568, 1624, 1856, 1939, 1960, 2030, 2216, 2240, 2320, 2770, 2842, 3136, 3248, 3712, 3878, 3920, 4060, 4432, 4480, 4640, 5540, 5684, 6272, 6496, 7105, 7756, 7840, 8033, 8120, 8864, 9280, 9695, 11080, 11368, 12992, 13573, 14210, 15512, 15680, 16066, 16240, 17728, 18560, 19390, 22160, 22736, 25984, 27146, 28420, 31024, 31360, 32132, 32480, 35456, 38780, 40165, 44320, 45472, 54292, 56231, 56840, 62048, 64264, 64960, 67865, 77560, 80330, 88640, 90944, 108584, 112462, 113680, 124096, 128528, 129920, 135730, 155120, 160660, 177280, 181888, 217168, 224924, 227360, 248192, 257056, 271460, 281155, 310240, 321320, 393617, 434336, 449848, 454720, 514112, 542920, 562310, 620480, 642640, 787234, 868672, 899696, 909440, 1028224, 1085840, 1124620, 1240960, 1285280, 1574468, 1737344, 1799392, 1968085, 2171680, 2249240, 2570560, 3148936, 3598784, 3936170, 4343360, 4498480, 5141120, 6297872, 7197568, 7872340, 8686720, 8996960, 12595744, 15744680, 17993920, 25191488, 31489360, 35987840, 50382976, 62978720, 125957440, 251914880]

約数ペア:

[(1, 251914880), (2, 125957440), (4, 62978720), (5, 50382976), (7, 35987840), (8, 31489360), (10, 25191488), (14, 17993920), (16, 15744680), (20, 12595744), (28, 8996960), (29, 8686720), (32, 7872340), (35, 7197568), (40, 6297872), (49, 5141120), (56, 4498480), (58, 4343360), (64, 3936170), (70, 3598784), (80, 3148936), (98, 2570560), (112, 2249240), (116, 2171680), (128, 1968085), (140, 1799392), (145, 1737344), (160, 1574468), (196, 1285280), (203, 1240960), (224, 1124620), (232, 1085840), (245, 1028224), (277, 909440), (280, 899696), (290, 868672), (320, 787234), (392, 642640), (406, 620480), (448, 562310), (464, 542920), (490, 514112), (554, 454720), (560, 449848), (580, 434336), (640, 393617), (784, 321320), (812, 310240), (896, 281155), (928, 271460), (980, 257056), (1015, 248192), (1108, 227360), (1120, 224924), (1160, 217168), (1385, 181888), (1421, 177280), (1568, 160660), (1624, 155120), (1856, 135730), (1939, 129920), (1960, 128528), (2030, 124096), (2216, 113680), (2240, 112462), (2320, 108584), (2770, 90944), (2842, 88640), (3136, 80330), (3248, 77560), (3712, 67865), (3878, 64960), (3920, 64264), (4060, 62048), (4432, 56840), (4480, 56231), (4640, 54292), (5540, 45472), (5684, 44320), (6272, 40165), (6496, 38780), (7105, 35456), (7756, 32480), (7840, 32132), (8033, 31360), (8120, 31024), (8864, 28420), (9280, 27146), (9695, 25984), (11080, 22736), (11368, 22160), (12992, 19390), (13573, 18560), (14210, 17728), (15512, 16240), (15680, 16066)]