19280100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{9181}}^1$

素因数の和:9205

約数の個数: 72

約数和(自身を含む): 63759808

約数和(自身を除く): 44479708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 9181, 18362, 27543, 36724, 45905, 55086, 64267, 91810, 110172, 128534, 137715, 183620, 192801, 229525, 257068, 275430, 321335, 385602, 459050, 550860, 642670, 688575, 771204, 918100, 964005, 1285340, 1377150, 1606675, 1928010, 2754300, 3213350, 3856020, 4820025, 6426700, 9640050, 19280100]

約数ペア:

[(1, 19280100), (2, 9640050), (3, 6426700), (4, 4820025), (5, 3856020), (6, 3213350), (7, 2754300), (10, 1928010), (12, 1606675), (14, 1377150), (15, 1285340), (20, 964005), (21, 918100), (25, 771204), (28, 688575), (30, 642670), (35, 550860), (42, 459050), (50, 385602), (60, 321335), (70, 275430), (75, 257068), (84, 229525), (100, 192801), (105, 183620), (140, 137715), (150, 128534), (175, 110172), (210, 91810), (300, 64267), (350, 55086), (420, 45905), (525, 36724), (700, 27543), (1050, 18362), (2100, 9181)]