179971120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1539

約数の個数: 120

約数和(自身を含む): 502789248

約数和(自身を除く): 322818128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1481, 1519, 1736, 1960, 2170, 2480, 2962, 3038, 3472, 3920, 4340, 5924, 6076, 7405, 7595, 8680, 10367, 11848, 12152, 14810, 15190, 17360, 20734, 23696, 24304, 29620, 30380, 41468, 45911, 51835, 59240, 60760, 72569, 82936, 91822, 103670, 118480, 121520, 145138, 165872, 183644, 207340, 229555, 290276, 321377, 362845, 367288, 414680, 459110, 580552, 642754, 725690, 734576, 829360, 918220, 1161104, 1285508, 1451380, 1606885, 1836440, 2249639, 2571016, 2902760, 3213770, 3672880, 4499278, 5142032, 5805520, 6427540, 8998556, 11248195, 12855080, 17997112, 22496390, 25710160, 35994224, 44992780, 89985560, 179971120]

約数ペア:

[(1, 179971120), (2, 89985560), (4, 44992780), (5, 35994224), (7, 25710160), (8, 22496390), (10, 17997112), (14, 12855080), (16, 11248195), (20, 8998556), (28, 6427540), (31, 5805520), (35, 5142032), (40, 4499278), (49, 3672880), (56, 3213770), (62, 2902760), (70, 2571016), (80, 2249639), (98, 1836440), (112, 1606885), (124, 1451380), (140, 1285508), (155, 1161104), (196, 918220), (217, 829360), (245, 734576), (248, 725690), (280, 642754), (310, 580552), (392, 459110), (434, 414680), (490, 367288), (496, 362845), (560, 321377), (620, 290276), (784, 229555), (868, 207340), (980, 183644), (1085, 165872), (1240, 145138), (1481, 121520), (1519, 118480), (1736, 103670), (1960, 91822), (2170, 82936), (2480, 72569), (2962, 60760), (3038, 59240), (3472, 51835), (3920, 45911), (4340, 41468), (5924, 30380), (6076, 29620), (7405, 24304), (7595, 23696), (8680, 20734), (10367, 17360), (11848, 15190), (12152, 14810)]