19488060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 61286400

約数和(自身を除く): 41798340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 151, 180, 239, 270, 302, 453, 478, 540, 604, 717, 755, 906, 956, 1195, 1359, 1434, 1510, 1812, 2151, 2265, 2390, 2718, 2868, 3020, 3585, 4077, 4302, 4530, 4780, 5436, 6453, 6795, 7170, 8154, 8604, 9060, 10755, 12906, 13590, 14340, 16308, 20385, 21510, 25812, 27180, 32265, 36089, 40770, 43020, 64530, 72178, 81540, 108267, 129060, 144356, 180445, 216534, 324801, 360890, 433068, 541335, 649602, 721780, 974403, 1082670, 1299204, 1624005, 1948806, 2165340, 3248010, 3897612, 4872015, 6496020, 9744030, 19488060]

約数ペア:

[(1, 19488060), (2, 9744030), (3, 6496020), (4, 4872015), (5, 3897612), (6, 3248010), (9, 2165340), (10, 1948806), (12, 1624005), (15, 1299204), (18, 1082670), (20, 974403), (27, 721780), (30, 649602), (36, 541335), (45, 433068), (54, 360890), (60, 324801), (90, 216534), (108, 180445), (135, 144356), (151, 129060), (180, 108267), (239, 81540), (270, 72178), (302, 64530), (453, 43020), (478, 40770), (540, 36089), (604, 32265), (717, 27180), (755, 25812), (906, 21510), (956, 20385), (1195, 16308), (1359, 14340), (1434, 13590), (1510, 12906), (1812, 10755), (2151, 9060), (2265, 8604), (2390, 8154), (2718, 7170), (2868, 6795), (3020, 6453), (3585, 5436), (4077, 4780), (4302, 4530)]