21361440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 67931136

約数和(自身を除く): 46569696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 191, 233, 240, 382, 466, 480, 573, 699, 764, 932, 955, 1146, 1165, 1398, 1528, 1864, 1910, 2292, 2330, 2796, 2865, 3056, 3495, 3728, 3820, 4584, 4660, 5592, 5730, 6112, 6990, 7456, 7640, 9168, 9320, 11184, 11460, 13980, 15280, 18336, 18640, 22368, 22920, 27960, 30560, 37280, 44503, 45840, 55920, 89006, 91680, 111840, 133509, 178012, 222515, 267018, 356024, 445030, 534036, 667545, 712048, 890060, 1068072, 1335090, 1424096, 1780120, 2136144, 2670180, 3560240, 4272288, 5340360, 7120480, 10680720, 21361440]

約数ペア:

[(1, 21361440), (2, 10680720), (3, 7120480), (4, 5340360), (5, 4272288), (6, 3560240), (8, 2670180), (10, 2136144), (12, 1780120), (15, 1424096), (16, 1335090), (20, 1068072), (24, 890060), (30, 712048), (32, 667545), (40, 534036), (48, 445030), (60, 356024), (80, 267018), (96, 222515), (120, 178012), (160, 133509), (191, 111840), (233, 91680), (240, 89006), (382, 55920), (466, 45840), (480, 44503), (573, 37280), (699, 30560), (764, 27960), (932, 22920), (955, 22368), (1146, 18640), (1165, 18336), (1398, 15280), (1528, 13980), (1864, 11460), (1910, 11184), (2292, 9320), (2330, 9168), (2796, 7640), (2865, 7456), (3056, 6990), (3495, 6112), (3728, 5730), (3820, 5592), (4584, 4660)]