821164560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{3391}}^1$

素因数の和:4416

約数の個数: 80

約数和(自身を含む): 2548884480

約数和(自身を除く): 1727719920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1009, 2018, 3027, 3391, 4036, 5045, 6054, 6782, 8072, 10090, 10173, 12108, 13564, 15135, 16144, 16955, 20180, 20346, 24216, 27128, 30270, 33910, 40360, 40692, 48432, 50865, 54256, 60540, 67820, 80720, 81384, 101730, 121080, 135640, 162768, 203460, 242160, 271280, 406920, 813840, 3421519, 6843038, 10264557, 13686076, 17107595, 20529114, 27372152, 34215190, 41058228, 51322785, 54744304, 68430380, 82116456, 102645570, 136860760, 164232912, 205291140, 273721520, 410582280, 821164560]

約数ペア:

[(1, 821164560), (2, 410582280), (3, 273721520), (4, 205291140), (5, 164232912), (6, 136860760), (8, 102645570), (10, 82116456), (12, 68430380), (15, 54744304), (16, 51322785), (20, 41058228), (24, 34215190), (30, 27372152), (40, 20529114), (48, 17107595), (60, 13686076), (80, 10264557), (120, 6843038), (240, 3421519), (1009, 813840), (2018, 406920), (3027, 271280), (3391, 242160), (4036, 203460), (5045, 162768), (6054, 135640), (6782, 121080), (8072, 101730), (10090, 81384), (10173, 80720), (12108, 67820), (13564, 60540), (15135, 54256), (16144, 50865), (16955, 48432), (20180, 40692), (20346, 40360), (24216, 33910), (27128, 30270)]