86821440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{90439}}^1$

素因数の和:90459

約数の個数: 56

約数和(自身を含む): 275661120

約数和(自身を除く): 188839680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 90439, 180878, 271317, 361756, 452195, 542634, 723512, 904390, 1085268, 1356585, 1447024, 1808780, 2170536, 2713170, 2894048, 3617560, 4341072, 5426340, 5788096, 7235120, 8682144, 10852680, 14470240, 17364288, 21705360, 28940480, 43410720, 86821440]

約数ペア:

[(1, 86821440), (2, 43410720), (3, 28940480), (4, 21705360), (5, 17364288), (6, 14470240), (8, 10852680), (10, 8682144), (12, 7235120), (15, 5788096), (16, 5426340), (20, 4341072), (24, 3617560), (30, 2894048), (32, 2713170), (40, 2170536), (48, 1808780), (60, 1447024), (64, 1356585), (80, 1085268), (96, 904390), (120, 723512), (160, 542634), (192, 452195), (240, 361756), (320, 271317), (480, 180878), (960, 90439)]