1306915680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{388963}}^1$

素因数の和:388988

約数の個数: 96

約数和(自身を含む): 4704908544

約数和(自身を除く): 3397992864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 388963, 777926, 1166889, 1555852, 1944815, 2333778, 2722741, 3111704, 3889630, 4667556, 5445482, 5834445, 6223408, 7779260, 8168223, 9335112, 10890964, 11668890, 12446816, 13613705, 15558520, 16336446, 18670224, 21781928, 23337780, 27227410, 31117040, 32672892, 37340448, 40841115, 43563856, 46675560, 54454820, 62234080, 65345784, 81682230, 87127712, 93351120, 108909640, 130691568, 163364460, 186702240, 217819280, 261383136, 326728920, 435638560, 653457840, 1306915680]

約数ペア:

[(1, 1306915680), (2, 653457840), (3, 435638560), (4, 326728920), (5, 261383136), (6, 217819280), (7, 186702240), (8, 163364460), (10, 130691568), (12, 108909640), (14, 93351120), (15, 87127712), (16, 81682230), (20, 65345784), (21, 62234080), (24, 54454820), (28, 46675560), (30, 43563856), (32, 40841115), (35, 37340448), (40, 32672892), (42, 31117040), (48, 27227410), (56, 23337780), (60, 21781928), (70, 18670224), (80, 16336446), (84, 15558520), (96, 13613705), (105, 12446816), (112, 11668890), (120, 10890964), (140, 9335112), (160, 8168223), (168, 7779260), (210, 6223408), (224, 5834445), (240, 5445482), (280, 4667556), (336, 3889630), (420, 3111704), (480, 2722741), (560, 2333778), (672, 1944815), (840, 1555852), (1120, 1166889), (1680, 777926), (3360, 388963)]