8717520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{5189}}^1$

素因数の和:5212

約数の個数: 80

約数和(自身を含む): 30890880

約数和(自身を除く): 22173360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 5189, 10378, 15567, 20756, 25945, 31134, 36323, 41512, 51890, 62268, 72646, 77835, 83024, 103780, 108969, 124536, 145292, 155670, 181615, 207560, 217938, 249072, 290584, 311340, 363230, 415120, 435876, 544845, 581168, 622680, 726460, 871752, 1089690, 1245360, 1452920, 1743504, 2179380, 2905840, 4358760, 8717520]

約数ペア:

[(1, 8717520), (2, 4358760), (3, 2905840), (4, 2179380), (5, 1743504), (6, 1452920), (7, 1245360), (8, 1089690), (10, 871752), (12, 726460), (14, 622680), (15, 581168), (16, 544845), (20, 435876), (21, 415120), (24, 363230), (28, 311340), (30, 290584), (35, 249072), (40, 217938), (42, 207560), (48, 181615), (56, 155670), (60, 145292), (70, 124536), (80, 108969), (84, 103780), (105, 83024), (112, 77835), (120, 72646), (140, 62268), (168, 51890), (210, 41512), (240, 36323), (280, 31134), (336, 25945), (420, 20756), (560, 15567), (840, 10378), (1680, 5189)]