21889800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{12161}}^1$

素因数の和:12183

約数の個数: 72

約数和(自身を含む): 73519290

約数和(自身を除く): 51629490

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 12161, 24322, 36483, 48644, 60805, 72966, 97288, 109449, 121610, 145932, 182415, 218898, 243220, 291864, 304025, 364830, 437796, 486440, 547245, 608050, 729660, 875592, 912075, 1094490, 1216100, 1459320, 1824150, 2188980, 2432200, 2736225, 3648300, 4377960, 5472450, 7296600, 10944900, 21889800]

約数ペア:

[(1, 21889800), (2, 10944900), (3, 7296600), (4, 5472450), (5, 4377960), (6, 3648300), (8, 2736225), (9, 2432200), (10, 2188980), (12, 1824150), (15, 1459320), (18, 1216100), (20, 1094490), (24, 912075), (25, 875592), (30, 729660), (36, 608050), (40, 547245), (45, 486440), (50, 437796), (60, 364830), (72, 304025), (75, 291864), (90, 243220), (100, 218898), (120, 182415), (150, 145932), (180, 121610), (200, 109449), (225, 97288), (300, 72966), (360, 60805), (450, 48644), (600, 36483), (900, 24322), (1800, 12161)]