402018960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{239297}}^1$

素因数の和:239320

約数の個数: 80

約数和(自身を含む): 1424301696

約数和(自身を除く): 1022282736

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, 239297, 478594, 717891, 957188, 1196485, 1435782, 1675079, 1914376, 2392970, 2871564, 3350158, 3589455, 3828752, 4785940, 5025237, 5743128, 6700316, 7178910, 8375395, 9571880, 10050474, 11486256, 13400632, 14357820, 16750790, 19143760, 20100948, 25126185, 26801264, 28715640, 33501580, 40201896, 50252370, 57431280, 67003160, 80403792, 100504740, 134006320, 201009480, 402018960]

約数ペア:

[(1, 402018960), (2, 201009480), (3, 134006320), (4, 100504740), (5, 80403792), (6, 67003160), (7, 57431280), (8, 50252370), (10, 40201896), (12, 33501580), (14, 28715640), (15, 26801264), (16, 25126185), (20, 20100948), (21, 19143760), (24, 16750790), (28, 14357820), (30, 13400632), (35, 11486256), (40, 10050474), (42, 9571880), (48, 8375395), (56, 7178910), (60, 6700316), (70, 5743128), (80, 5025237), (84, 4785940), (105, 3828752), (112, 3589455), (120, 3350158), (140, 2871564), (168, 2392970), (210, 1914376), (240, 1675079), (280, 1435782), (336, 1196485), (420, 957188), (560, 717891), (840, 478594), (1680, 239297)]