71237320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:359

約数の個数: 128

約数和(自身を含む): 202694400

約数和(自身を除く): 131457080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 101, 110, 140, 154, 202, 220, 229, 280, 308, 385, 404, 440, 458, 505, 616, 707, 770, 808, 916, 1010, 1111, 1145, 1414, 1540, 1603, 1832, 2020, 2222, 2290, 2519, 2828, 3080, 3206, 3535, 4040, 4444, 4580, 5038, 5555, 5656, 6412, 7070, 7777, 8015, 8888, 9160, 10076, 11110, 12595, 12824, 14140, 15554, 16030, 17633, 20152, 22220, 23129, 25190, 28280, 31108, 32060, 35266, 38885, 44440, 46258, 50380, 62216, 64120, 70532, 77770, 88165, 92516, 100760, 115645, 141064, 155540, 161903, 176330, 185032, 231290, 254419, 311080, 323806, 352660, 462580, 508838, 647612, 705320, 809515, 925160, 1017676, 1272095, 1295224, 1619030, 1780933, 2035352, 2544190, 3238060, 3561866, 5088380, 6476120, 7123732, 8904665, 10176760, 14247464, 17809330, 35618660, 71237320]

約数ペア:

[(1, 71237320), (2, 35618660), (4, 17809330), (5, 14247464), (7, 10176760), (8, 8904665), (10, 7123732), (11, 6476120), (14, 5088380), (20, 3561866), (22, 3238060), (28, 2544190), (35, 2035352), (40, 1780933), (44, 1619030), (55, 1295224), (56, 1272095), (70, 1017676), (77, 925160), (88, 809515), (101, 705320), (110, 647612), (140, 508838), (154, 462580), (202, 352660), (220, 323806), (229, 311080), (280, 254419), (308, 231290), (385, 185032), (404, 176330), (440, 161903), (458, 155540), (505, 141064), (616, 115645), (707, 100760), (770, 92516), (808, 88165), (916, 77770), (1010, 70532), (1111, 64120), (1145, 62216), (1414, 50380), (1540, 46258), (1603, 44440), (1832, 38885), (2020, 35266), (2222, 32060), (2290, 31108), (2519, 28280), (2828, 25190), (3080, 23129), (3206, 22220), (3535, 20152), (4040, 17633), (4444, 16030), (4580, 15554), (5038, 14140), (5555, 12824), (5656, 12595), (6412, 11110), (7070, 10076), (7777, 9160), (8015, 8888)]