290291234680

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1\times {\mathrm{119087}}^1$

素因数の和:119656

約数の個数: 64

約数和(自身を含む): 659152080000

約数和(自身を除く): 368860845320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 409, 596, 745, 818, 1192, 1490, 1636, 2045, 2980, 3272, 4090, 5960, 8180, 16360, 60941, 119087, 121882, 238174, 243764, 304705, 476348, 487528, 595435, 609410, 952696, 1190870, 1218820, 2381740, 2437640, 4763480, 17743963, 35487926, 48706583, 70975852, 88719815, 97413166, 141951704, 177439630, 194826332, 243532915, 354879260, 389652664, 487065830, 709758520, 974131660, 1948263320, 7257280867, 14514561734, 29029123468, 36286404335, 58058246936, 72572808670, 145145617340, 290291234680]

約数ペア:

[(1, 290291234680), (2, 145145617340), (4, 72572808670), (5, 58058246936), (8, 36286404335), (10, 29029123468), (20, 14514561734), (40, 7257280867), (149, 1948263320), (298, 974131660), (409, 709758520), (596, 487065830), (745, 389652664), (818, 354879260), (1192, 243532915), (1490, 194826332), (1636, 177439630), (2045, 141951704), (2980, 97413166), (3272, 88719815), (4090, 70975852), (5960, 48706583), (8180, 35487926), (16360, 17743963), (60941, 4763480), (119087, 2437640), (121882, 2381740), (238174, 1218820), (243764, 1190870), (304705, 952696), (476348, 609410), (487528, 595435)]