163961840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:455

約数の個数: 120

約数和(自身を含む): 447998112

約数和(自身を除く): 284036272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 151, 196, 245, 277, 280, 302, 392, 490, 554, 560, 604, 755, 784, 980, 1057, 1108, 1208, 1385, 1510, 1939, 1960, 2114, 2216, 2416, 2770, 3020, 3878, 3920, 4228, 4432, 5285, 5540, 6040, 7399, 7756, 8456, 9695, 10570, 11080, 12080, 13573, 14798, 15512, 16912, 19390, 21140, 22160, 27146, 29596, 31024, 36995, 38780, 41827, 42280, 54292, 59192, 67865, 73990, 77560, 83654, 84560, 108584, 118384, 135730, 147980, 155120, 167308, 209135, 217168, 271460, 292789, 295960, 334616, 418270, 542920, 585578, 591920, 669232, 836540, 1085840, 1171156, 1463945, 1673080, 2049523, 2342312, 2927890, 3346160, 4099046, 4684624, 5855780, 8198092, 10247615, 11711560, 16396184, 20495230, 23423120, 32792368, 40990460, 81980920, 163961840]

約数ペア:

[(1, 163961840), (2, 81980920), (4, 40990460), (5, 32792368), (7, 23423120), (8, 20495230), (10, 16396184), (14, 11711560), (16, 10247615), (20, 8198092), (28, 5855780), (35, 4684624), (40, 4099046), (49, 3346160), (56, 2927890), (70, 2342312), (80, 2049523), (98, 1673080), (112, 1463945), (140, 1171156), (151, 1085840), (196, 836540), (245, 669232), (277, 591920), (280, 585578), (302, 542920), (392, 418270), (490, 334616), (554, 295960), (560, 292789), (604, 271460), (755, 217168), (784, 209135), (980, 167308), (1057, 155120), (1108, 147980), (1208, 135730), (1385, 118384), (1510, 108584), (1939, 84560), (1960, 83654), (2114, 77560), (2216, 73990), (2416, 67865), (2770, 59192), (3020, 54292), (3878, 42280), (3920, 41827), (4228, 38780), (4432, 36995), (5285, 31024), (5540, 29596), (6040, 27146), (7399, 22160), (7756, 21140), (8456, 19390), (9695, 16912), (10570, 15512), (11080, 14798), (12080, 13573)]