19194900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{587}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 56142240

約数和(自身を除く): 36947340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 109, 150, 218, 300, 327, 436, 545, 587, 654, 1090, 1174, 1308, 1635, 1761, 2180, 2348, 2725, 2935, 3270, 3522, 5450, 5870, 6540, 7044, 8175, 8805, 10900, 11740, 14675, 16350, 17610, 29350, 32700, 35220, 44025, 58700, 63983, 88050, 127966, 176100, 191949, 255932, 319915, 383898, 639830, 767796, 959745, 1279660, 1599575, 1919490, 3199150, 3838980, 4798725, 6398300, 9597450, 19194900]

約数ペア:

[(1, 19194900), (2, 9597450), (3, 6398300), (4, 4798725), (5, 3838980), (6, 3199150), (10, 1919490), (12, 1599575), (15, 1279660), (20, 959745), (25, 767796), (30, 639830), (50, 383898), (60, 319915), (75, 255932), (100, 191949), (109, 176100), (150, 127966), (218, 88050), (300, 63983), (327, 58700), (436, 44025), (545, 35220), (587, 32700), (654, 29350), (1090, 17610), (1174, 16350), (1308, 14675), (1635, 11740), (1761, 10900), (2180, 8805), (2348, 8175), (2725, 7044), (2935, 6540), (3270, 5870), (3522, 5450)]