1286647680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{670129}}^1$

素因数の和:670151

約数の個数: 64

約数和(自身を含む): 4101195600

約数和(自身を除く): 2814547920

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 670129, 1340258, 2010387, 2680516, 3350645, 4020774, 5361032, 6701290, 8041548, 10051935, 10722064, 13402580, 16083096, 20103870, 21444128, 26805160, 32166192, 40207740, 42888256, 53610320, 64332384, 80415480, 85776512, 107220640, 128664768, 160830960, 214441280, 257329536, 321661920, 428882560, 643323840, 1286647680]

約数ペア:

[(1, 1286647680), (2, 643323840), (3, 428882560), (4, 321661920), (5, 257329536), (6, 214441280), (8, 160830960), (10, 128664768), (12, 107220640), (15, 85776512), (16, 80415480), (20, 64332384), (24, 53610320), (30, 42888256), (32, 40207740), (40, 32166192), (48, 26805160), (60, 21444128), (64, 20103870), (80, 16083096), (96, 13402580), (120, 10722064), (128, 10051935), (160, 8041548), (192, 6701290), (240, 5361032), (320, 4020774), (384, 3350645), (480, 2680516), (640, 2010387), (960, 1340258), (1920, 670129)]