201664960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:678

約数の個数: 112

約数和(自身を含む): 552809664

約数和(自身を除く): 351144704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 197, 224, 280, 320, 394, 448, 457, 560, 788, 914, 985, 1120, 1379, 1576, 1828, 1970, 2240, 2285, 2758, 3152, 3199, 3656, 3940, 4570, 5516, 6304, 6398, 6895, 7312, 7880, 9140, 11032, 12608, 12796, 13790, 14624, 15760, 15995, 18280, 22064, 25592, 27580, 29248, 31520, 31990, 36560, 44128, 51184, 55160, 63040, 63980, 73120, 88256, 90029, 102368, 110320, 127960, 146240, 180058, 204736, 220640, 255920, 360116, 441280, 450145, 511840, 630203, 720232, 900290, 1023680, 1260406, 1440464, 1800580, 2520812, 2880928, 3151015, 3601160, 5041624, 5761856, 6302030, 7202320, 10083248, 12604060, 14404640, 20166496, 25208120, 28809280, 40332992, 50416240, 100832480, 201664960]

約数ペア:

[(1, 201664960), (2, 100832480), (4, 50416240), (5, 40332992), (7, 28809280), (8, 25208120), (10, 20166496), (14, 14404640), (16, 12604060), (20, 10083248), (28, 7202320), (32, 6302030), (35, 5761856), (40, 5041624), (56, 3601160), (64, 3151015), (70, 2880928), (80, 2520812), (112, 1800580), (140, 1440464), (160, 1260406), (197, 1023680), (224, 900290), (280, 720232), (320, 630203), (394, 511840), (448, 450145), (457, 441280), (560, 360116), (788, 255920), (914, 220640), (985, 204736), (1120, 180058), (1379, 146240), (1576, 127960), (1828, 110320), (1970, 102368), (2240, 90029), (2285, 88256), (2758, 73120), (3152, 63980), (3199, 63040), (3656, 55160), (3940, 51184), (4570, 44128), (5516, 36560), (6304, 31990), (6398, 31520), (6895, 29248), (7312, 27580), (7880, 25592), (9140, 22064), (11032, 18280), (12608, 15995), (12796, 15760), (13790, 14624)]