140008400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1613}}^1$

素因数の和:1669

約数の個数: 120

約数和(自身を含む): 397069824

約数和(自身を除く): 257061424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1613, 1736, 2170, 2480, 2800, 3100, 3226, 3472, 4340, 5425, 6200, 6452, 8065, 8680, 10850, 11291, 12400, 12904, 16130, 17360, 21700, 22582, 25808, 32260, 40325, 43400, 45164, 50003, 56455, 64520, 80650, 86800, 90328, 100006, 112910, 129040, 161300, 180656, 200012, 225820, 250015, 282275, 322600, 350021, 400024, 451640, 500030, 564550, 645200, 700042, 800048, 903280, 1000060, 1129100, 1250075, 1400084, 1750105, 2000120, 2258200, 2500150, 2800168, 3500210, 4000240, 4516400, 5000300, 5600336, 7000420, 8750525, 10000600, 14000840, 17501050, 20001200, 28001680, 35002100, 70004200, 140008400]

約数ペア:

[(1, 140008400), (2, 70004200), (4, 35002100), (5, 28001680), (7, 20001200), (8, 17501050), (10, 14000840), (14, 10000600), (16, 8750525), (20, 7000420), (25, 5600336), (28, 5000300), (31, 4516400), (35, 4000240), (40, 3500210), (50, 2800168), (56, 2500150), (62, 2258200), (70, 2000120), (80, 1750105), (100, 1400084), (112, 1250075), (124, 1129100), (140, 1000060), (155, 903280), (175, 800048), (200, 700042), (217, 645200), (248, 564550), (280, 500030), (310, 451640), (350, 400024), (400, 350021), (434, 322600), (496, 282275), (560, 250015), (620, 225820), (700, 200012), (775, 180656), (868, 161300), (1085, 129040), (1240, 112910), (1400, 100006), (1550, 90328), (1613, 86800), (1736, 80650), (2170, 64520), (2480, 56455), (2800, 50003), (3100, 45164), (3226, 43400), (3472, 40325), (4340, 32260), (5425, 25808), (6200, 22582), (6452, 21700), (8065, 17360), (8680, 16130), (10850, 12904), (11291, 12400)]