331537080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20773}}^1$

素因数の和:20813

約数の個数: 128

約数和(自身を含む): 1196582400

約数和(自身を除く): 865045320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 20773, 41546, 62319, 83092, 103865, 124638, 145411, 166184, 207730, 249276, 290822, 311595, 394687, 415460, 436233, 498552, 581644, 623190, 727055, 789374, 830920, 872466, 1163288, 1184061, 1246380, 1454110, 1578748, 1744932, 1973435, 2181165, 2368122, 2492760, 2762809, 2908220, 3157496, 3489864, 3946870, 4362330, 4736244, 5525618, 5816440, 5920305, 7893740, 8288427, 8724660, 9472488, 11051236, 11840610, 13814045, 15787480, 16576854, 17449320, 22102472, 23681220, 27628090, 33153708, 41442135, 47362440, 55256180, 66307416, 82884270, 110512360, 165768540, 331537080]

約数ペア:

[(1, 331537080), (2, 165768540), (3, 110512360), (4, 82884270), (5, 66307416), (6, 55256180), (7, 47362440), (8, 41442135), (10, 33153708), (12, 27628090), (14, 23681220), (15, 22102472), (19, 17449320), (20, 16576854), (21, 15787480), (24, 13814045), (28, 11840610), (30, 11051236), (35, 9472488), (38, 8724660), (40, 8288427), (42, 7893740), (56, 5920305), (57, 5816440), (60, 5525618), (70, 4736244), (76, 4362330), (84, 3946870), (95, 3489864), (105, 3157496), (114, 2908220), (120, 2762809), (133, 2492760), (140, 2368122), (152, 2181165), (168, 1973435), (190, 1744932), (210, 1578748), (228, 1454110), (266, 1246380), (280, 1184061), (285, 1163288), (380, 872466), (399, 830920), (420, 789374), (456, 727055), (532, 623190), (570, 581644), (665, 498552), (760, 436233), (798, 415460), (840, 394687), (1064, 311595), (1140, 290822), (1330, 249276), (1596, 207730), (1995, 166184), (2280, 145411), (2660, 124638), (3192, 103865), (3990, 83092), (5320, 62319), (7980, 41546), (15960, 20773)]