86887920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{51719}}^1$

素因数の和:51742

約数の個数: 80

約数和(自身を含む): 307837440

約数和(自身を除く): 220949520

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, 51719, 103438, 155157, 206876, 258595, 310314, 362033, 413752, 517190, 620628, 724066, 775785, 827504, 1034380, 1086099, 1241256, 1448132, 1551570, 1810165, 2068760, 2172198, 2482512, 2896264, 3103140, 3620330, 4137520, 4344396, 5430495, 5792528, 6206280, 7240660, 8688792, 10860990, 12412560, 14481320, 17377584, 21721980, 28962640, 43443960, 86887920]

約数ペア:

[(1, 86887920), (2, 43443960), (3, 28962640), (4, 21721980), (5, 17377584), (6, 14481320), (7, 12412560), (8, 10860990), (10, 8688792), (12, 7240660), (14, 6206280), (15, 5792528), (16, 5430495), (20, 4344396), (21, 4137520), (24, 3620330), (28, 3103140), (30, 2896264), (35, 2482512), (40, 2172198), (42, 2068760), (48, 1810165), (56, 1551570), (60, 1448132), (70, 1241256), (80, 1086099), (84, 1034380), (105, 827504), (112, 775785), (120, 724066), (140, 620628), (168, 517190), (210, 413752), (240, 362033), (280, 310314), (336, 258595), (420, 206876), (560, 155157), (840, 103438), (1680, 51719)]