156799980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2801}}^1$

素因数の和:3127

約数の個数: 72

約数和(自身を含む): 477326304

約数和(自身を除く): 320526324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1244, 1555, 1866, 2799, 2801, 3110, 3732, 4665, 5598, 5602, 6220, 8403, 9330, 11196, 11204, 13995, 14005, 16806, 18660, 25209, 27990, 28010, 33612, 42015, 50418, 55980, 56020, 84030, 100836, 126045, 168060, 252090, 504180, 871111, 1742222, 2613333, 3484444, 4355555, 5226666, 7839999, 8711110, 10453332, 13066665, 15679998, 17422220, 26133330, 31359996, 39199995, 52266660, 78399990, 156799980]

約数ペア:

[(1, 156799980), (2, 78399990), (3, 52266660), (4, 39199995), (5, 31359996), (6, 26133330), (9, 17422220), (10, 15679998), (12, 13066665), (15, 10453332), (18, 8711110), (20, 7839999), (30, 5226666), (36, 4355555), (45, 3484444), (60, 2613333), (90, 1742222), (180, 871111), (311, 504180), (622, 252090), (933, 168060), (1244, 126045), (1555, 100836), (1866, 84030), (2799, 56020), (2801, 55980), (3110, 50418), (3732, 42015), (4665, 33612), (5598, 28010), (5602, 27990), (6220, 25209), (8403, 18660), (9330, 16806), (11196, 14005), (11204, 13995)]