257101600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1539

約数の個数: 144

約数和(自身を含む): 740952576

約数和(自身を除く): 483850976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 800, 868, 992, 1085, 1120, 1240, 1400, 1481, 1550, 1736, 2170, 2480, 2800, 2962, 3100, 3472, 4340, 4960, 5425, 5600, 5924, 6200, 6944, 7405, 8680, 10367, 10850, 11848, 12400, 14810, 17360, 20734, 21700, 23696, 24800, 29620, 34720, 37025, 41468, 43400, 45911, 47392, 51835, 59240, 74050, 82936, 86800, 91822, 103670, 118480, 148100, 165872, 173600, 183644, 207340, 229555, 236960, 259175, 296200, 321377, 331744, 367288, 414680, 459110, 518350, 592400, 642754, 734576, 829360, 918220, 1036700, 1147775, 1184800, 1285508, 1469152, 1606885, 1658720, 1836440, 2073400, 2295550, 2571016, 3213770, 3672880, 4146800, 4591100, 5142032, 6427540, 7345760, 8034425, 8293600, 9182200, 10284064, 12855080, 16068850, 18364400, 25710160, 32137700, 36728800, 51420320, 64275400, 128550800, 257101600]

約数ペア:

[(1, 257101600), (2, 128550800), (4, 64275400), (5, 51420320), (7, 36728800), (8, 32137700), (10, 25710160), (14, 18364400), (16, 16068850), (20, 12855080), (25, 10284064), (28, 9182200), (31, 8293600), (32, 8034425), (35, 7345760), (40, 6427540), (50, 5142032), (56, 4591100), (62, 4146800), (70, 3672880), (80, 3213770), (100, 2571016), (112, 2295550), (124, 2073400), (140, 1836440), (155, 1658720), (160, 1606885), (175, 1469152), (200, 1285508), (217, 1184800), (224, 1147775), (248, 1036700), (280, 918220), (310, 829360), (350, 734576), (400, 642754), (434, 592400), (496, 518350), (560, 459110), (620, 414680), (700, 367288), (775, 331744), (800, 321377), (868, 296200), (992, 259175), (1085, 236960), (1120, 229555), (1240, 207340), (1400, 183644), (1481, 173600), (1550, 165872), (1736, 148100), (2170, 118480), (2480, 103670), (2800, 91822), (2962, 86800), (3100, 82936), (3472, 74050), (4340, 59240), (4960, 51835), (5425, 47392), (5600, 45911), (5924, 43400), (6200, 41468), (6944, 37025), (7405, 34720), (8680, 29620), (10367, 24800), (10850, 23696), (11848, 21700), (12400, 20734), (14810, 17360)]