160351520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 447036408

約数和(自身を除く): 286684888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 113, 140, 160, 181, 196, 224, 226, 245, 280, 362, 392, 452, 490, 560, 565, 724, 784, 791, 904, 905, 980, 1120, 1130, 1267, 1448, 1568, 1582, 1808, 1810, 1960, 2260, 2534, 2896, 3164, 3616, 3620, 3920, 3955, 4520, 5068, 5537, 5792, 6328, 6335, 7240, 7840, 7910, 8869, 9040, 10136, 11074, 12656, 12670, 14480, 15820, 17738, 18080, 20272, 20453, 22148, 25312, 25340, 27685, 28960, 31640, 35476, 40544, 40906, 44296, 44345, 50680, 55370, 63280, 70952, 81812, 88592, 88690, 101360, 102265, 110740, 126560, 141904, 143171, 163624, 177184, 177380, 202720, 204530, 221480, 283808, 286342, 327248, 354760, 409060, 442960, 572684, 654496, 709520, 715855, 818120, 885920, 1002197, 1145368, 1419040, 1431710, 1636240, 2004394, 2290736, 2863420, 3272480, 4008788, 4581472, 5010985, 5726840, 8017576, 10021970, 11453680, 16035152, 20043940, 22907360, 32070304, 40087880, 80175760, 160351520]

約数ペア:

[(1, 160351520), (2, 80175760), (4, 40087880), (5, 32070304), (7, 22907360), (8, 20043940), (10, 16035152), (14, 11453680), (16, 10021970), (20, 8017576), (28, 5726840), (32, 5010985), (35, 4581472), (40, 4008788), (49, 3272480), (56, 2863420), (70, 2290736), (80, 2004394), (98, 1636240), (112, 1431710), (113, 1419040), (140, 1145368), (160, 1002197), (181, 885920), (196, 818120), (224, 715855), (226, 709520), (245, 654496), (280, 572684), (362, 442960), (392, 409060), (452, 354760), (490, 327248), (560, 286342), (565, 283808), (724, 221480), (784, 204530), (791, 202720), (904, 177380), (905, 177184), (980, 163624), (1120, 143171), (1130, 141904), (1267, 126560), (1448, 110740), (1568, 102265), (1582, 101360), (1808, 88690), (1810, 88592), (1960, 81812), (2260, 70952), (2534, 63280), (2896, 55370), (3164, 50680), (3616, 44345), (3620, 44296), (3920, 40906), (3955, 40544), (4520, 35476), (5068, 31640), (5537, 28960), (5792, 27685), (6328, 25340), (6335, 25312), (7240, 22148), (7840, 20453), (7910, 20272), (8869, 18080), (9040, 17738), (10136, 15820), (11074, 14480), (12656, 12670)]