1968304860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{405001}}^1$

素因数の和:405025

約数の個数: 72

約数和(自身を含む): 6191670576

約数和(自身を除く): 4223365716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 405001, 810002, 1215003, 1620004, 2025005, 2430006, 3645009, 4050010, 4860012, 6075015, 7290018, 8100020, 10935027, 12150030, 14580036, 18225045, 21870054, 24300060, 32805081, 36450090, 43740108, 54675135, 65610162, 72900180, 98415243, 109350270, 131220324, 164025405, 196830486, 218700540, 328050810, 393660972, 492076215, 656101620, 984152430, 1968304860]

約数ペア:

[(1, 1968304860), (2, 984152430), (3, 656101620), (4, 492076215), (5, 393660972), (6, 328050810), (9, 218700540), (10, 196830486), (12, 164025405), (15, 131220324), (18, 109350270), (20, 98415243), (27, 72900180), (30, 65610162), (36, 54675135), (45, 43740108), (54, 36450090), (60, 32805081), (81, 24300060), (90, 21870054), (108, 18225045), (135, 14580036), (162, 12150030), (180, 10935027), (243, 8100020), (270, 7290018), (324, 6075015), (405, 4860012), (486, 4050010), (540, 3645009), (810, 2430006), (972, 2025005), (1215, 1620004), (1620, 1215003), (2430, 810002), (4860, 405001)]