83899980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1217}}^1$

素因数の和:1615

約数の個数: 72

約数和(自身を含む): 255370752

約数和(自身を除く): 171470772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 766, 1149, 1217, 1532, 1915, 2298, 2434, 3447, 3651, 3830, 4596, 4868, 5745, 6085, 6894, 7302, 7660, 10953, 11490, 12170, 13788, 14604, 17235, 18255, 21906, 22980, 24340, 34470, 36510, 43812, 54765, 68940, 73020, 109530, 219060, 466111, 932222, 1398333, 1864444, 2330555, 2796666, 4194999, 4661110, 5593332, 6991665, 8389998, 9322220, 13983330, 16779996, 20974995, 27966660, 41949990, 83899980]

約数ペア:

[(1, 83899980), (2, 41949990), (3, 27966660), (4, 20974995), (5, 16779996), (6, 13983330), (9, 9322220), (10, 8389998), (12, 6991665), (15, 5593332), (18, 4661110), (20, 4194999), (30, 2796666), (36, 2330555), (45, 1864444), (60, 1398333), (90, 932222), (180, 466111), (383, 219060), (766, 109530), (1149, 73020), (1217, 68940), (1532, 54765), (1915, 43812), (2298, 36510), (2434, 34470), (3447, 24340), (3651, 22980), (3830, 21906), (4596, 18255), (4868, 17235), (5745, 14604), (6085, 13788), (6894, 12170), (7302, 11490), (7660, 10953)]