87785320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:635

約数の個数: 128

約数和(自身を含む): 246240000

約数和(自身を除く): 158454680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 29, 35, 38, 40, 56, 58, 70, 76, 95, 116, 133, 140, 145, 152, 190, 203, 232, 266, 280, 290, 380, 406, 532, 551, 569, 580, 665, 760, 812, 1015, 1064, 1102, 1138, 1160, 1330, 1624, 2030, 2204, 2276, 2660, 2755, 2845, 3857, 3983, 4060, 4408, 4552, 5320, 5510, 5690, 7714, 7966, 8120, 10811, 11020, 11380, 15428, 15932, 16501, 19285, 19915, 21622, 22040, 22760, 30856, 31864, 33002, 38570, 39830, 43244, 54055, 66004, 75677, 77140, 79660, 82505, 86488, 108110, 115507, 132008, 151354, 154280, 159320, 165010, 216220, 231014, 302708, 313519, 330020, 378385, 432440, 462028, 577535, 605416, 627038, 660040, 756770, 924056, 1155070, 1254076, 1513540, 1567595, 2194633, 2310140, 2508152, 3027080, 3135190, 4389266, 4620280, 6270380, 8778532, 10973165, 12540760, 17557064, 21946330, 43892660, 87785320]

約数ペア:

[(1, 87785320), (2, 43892660), (4, 21946330), (5, 17557064), (7, 12540760), (8, 10973165), (10, 8778532), (14, 6270380), (19, 4620280), (20, 4389266), (28, 3135190), (29, 3027080), (35, 2508152), (38, 2310140), (40, 2194633), (56, 1567595), (58, 1513540), (70, 1254076), (76, 1155070), (95, 924056), (116, 756770), (133, 660040), (140, 627038), (145, 605416), (152, 577535), (190, 462028), (203, 432440), (232, 378385), (266, 330020), (280, 313519), (290, 302708), (380, 231014), (406, 216220), (532, 165010), (551, 159320), (569, 154280), (580, 151354), (665, 132008), (760, 115507), (812, 108110), (1015, 86488), (1064, 82505), (1102, 79660), (1138, 77140), (1160, 75677), (1330, 66004), (1624, 54055), (2030, 43244), (2204, 39830), (2276, 38570), (2660, 33002), (2755, 31864), (2845, 30856), (3857, 22760), (3983, 22040), (4060, 21622), (4408, 19915), (4552, 19285), (5320, 16501), (5510, 15932), (5690, 15428), (7714, 11380), (7966, 11020), (8120, 10811)]