8247120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{4909}}^1$

素因数の和:4932

約数の個数: 80

約数和(自身を含む): 29224320

約数和(自身を除く): 20977200

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, 4909, 9818, 14727, 19636, 24545, 29454, 34363, 39272, 49090, 58908, 68726, 73635, 78544, 98180, 103089, 117816, 137452, 147270, 171815, 196360, 206178, 235632, 274904, 294540, 343630, 392720, 412356, 515445, 549808, 589080, 687260, 824712, 1030890, 1178160, 1374520, 1649424, 2061780, 2749040, 4123560, 8247120]

約数ペア:

[(1, 8247120), (2, 4123560), (3, 2749040), (4, 2061780), (5, 1649424), (6, 1374520), (7, 1178160), (8, 1030890), (10, 824712), (12, 687260), (14, 589080), (15, 549808), (16, 515445), (20, 412356), (21, 392720), (24, 343630), (28, 294540), (30, 274904), (35, 235632), (40, 206178), (42, 196360), (48, 171815), (56, 147270), (60, 137452), (70, 117816), (80, 103089), (84, 98180), (105, 78544), (112, 73635), (120, 68726), (140, 58908), (168, 49090), (210, 39272), (240, 34363), (280, 29454), (336, 24545), (420, 19636), (560, 14727), (840, 9818), (1680, 4909)]