38640720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{691}}^1$

素因数の和:940

約数の個数: 80

約数和(自身を含む): 120474432

約数和(自身を除く): 81833712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 233, 240, 466, 691, 699, 932, 1165, 1382, 1398, 1864, 2073, 2330, 2764, 2796, 3455, 3495, 3728, 4146, 4660, 5528, 5592, 6910, 6990, 8292, 9320, 10365, 11056, 11184, 13820, 13980, 16584, 18640, 20730, 27640, 27960, 33168, 41460, 55280, 55920, 82920, 161003, 165840, 322006, 483009, 644012, 805015, 966018, 1288024, 1610030, 1932036, 2415045, 2576048, 3220060, 3864072, 4830090, 6440120, 7728144, 9660180, 12880240, 19320360, 38640720]

約数ペア:

[(1, 38640720), (2, 19320360), (3, 12880240), (4, 9660180), (5, 7728144), (6, 6440120), (8, 4830090), (10, 3864072), (12, 3220060), (15, 2576048), (16, 2415045), (20, 1932036), (24, 1610030), (30, 1288024), (40, 966018), (48, 805015), (60, 644012), (80, 483009), (120, 322006), (233, 165840), (240, 161003), (466, 82920), (691, 55920), (699, 55280), (932, 41460), (1165, 33168), (1382, 27960), (1398, 27640), (1864, 20730), (2073, 18640), (2330, 16584), (2764, 13980), (2796, 13820), (3455, 11184), (3495, 11056), (3728, 10365), (4146, 9320), (4660, 8292), (5528, 6990), (5592, 6910)]