1271238080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18307}}^1$

素因数の和:18362

約数の個数: 112

約数和(自身を含む): 3571378176

約数和(自身を除く): 2300140096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4340, 4960, 6944, 8680, 9920, 13888, 17360, 18307, 34720, 36614, 69440, 73228, 91535, 128149, 146456, 183070, 256298, 292912, 366140, 512596, 567517, 585824, 640745, 732280, 1025192, 1135034, 1171648, 1281490, 1464560, 2050384, 2270068, 2562980, 2837585, 2929120, 3972619, 4100768, 4540136, 5125960, 5675170, 5858240, 7945238, 8201536, 9080272, 10251920, 11350340, 15890476, 18160544, 19863095, 20503840, 22700680, 31780952, 36321088, 39726190, 41007680, 45401360, 63561904, 79452380, 90802720, 127123808, 158904760, 181605440, 254247616, 317809520, 635619040, 1271238080]

約数ペア:

[(1, 1271238080), (2, 635619040), (4, 317809520), (5, 254247616), (7, 181605440), (8, 158904760), (10, 127123808), (14, 90802720), (16, 79452380), (20, 63561904), (28, 45401360), (31, 41007680), (32, 39726190), (35, 36321088), (40, 31780952), (56, 22700680), (62, 20503840), (64, 19863095), (70, 18160544), (80, 15890476), (112, 11350340), (124, 10251920), (140, 9080272), (155, 8201536), (160, 7945238), (217, 5858240), (224, 5675170), (248, 5125960), (280, 4540136), (310, 4100768), (320, 3972619), (434, 2929120), (448, 2837585), (496, 2562980), (560, 2270068), (620, 2050384), (868, 1464560), (992, 1281490), (1085, 1171648), (1120, 1135034), (1240, 1025192), (1736, 732280), (1984, 640745), (2170, 585824), (2240, 567517), (2480, 512596), (3472, 366140), (4340, 292912), (4960, 256298), (6944, 183070), (8680, 146456), (9920, 128149), (13888, 91535), (17360, 73228), (18307, 69440), (34720, 36614)]