18976500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{4217}}^1$

素因数の和:4242

約数の個数: 72

約数和(自身を含む): 59878728

約数和(自身を除く): 40902228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4217, 4500, 8434, 12651, 16868, 21085, 25302, 37953, 42170, 50604, 63255, 75906, 84340, 105425, 126510, 151812, 189765, 210850, 253020, 316275, 379530, 421700, 527125, 632550, 759060, 948825, 1054250, 1265100, 1581375, 1897650, 2108500, 3162750, 3795300, 4744125, 6325500, 9488250, 18976500]

約数ペア:

[(1, 18976500), (2, 9488250), (3, 6325500), (4, 4744125), (5, 3795300), (6, 3162750), (9, 2108500), (10, 1897650), (12, 1581375), (15, 1265100), (18, 1054250), (20, 948825), (25, 759060), (30, 632550), (36, 527125), (45, 421700), (50, 379530), (60, 316275), (75, 253020), (90, 210850), (100, 189765), (125, 151812), (150, 126510), (180, 105425), (225, 84340), (250, 75906), (300, 63255), (375, 50604), (450, 42170), (500, 37953), (750, 25302), (900, 21085), (1125, 16868), (1500, 12651), (2250, 8434), (4217, 4500)]