19169700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 62537664

約数和(自身を除く): 43367964

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 37, 44, 50, 55, 60, 66, 74, 75, 100, 110, 111, 132, 148, 150, 157, 165, 185, 220, 222, 275, 300, 314, 330, 370, 407, 444, 471, 550, 555, 628, 660, 740, 785, 814, 825, 925, 942, 1100, 1110, 1221, 1570, 1628, 1650, 1727, 1850, 1884, 2035, 2220, 2355, 2442, 2775, 3140, 3300, 3454, 3700, 3925, 4070, 4710, 4884, 5181, 5550, 5809, 6105, 6908, 7850, 8140, 8635, 9420, 10175, 10362, 11100, 11618, 11775, 12210, 15700, 17270, 17427, 20350, 20724, 23236, 23550, 24420, 25905, 29045, 30525, 34540, 34854, 40700, 43175, 47100, 51810, 58090, 61050, 63899, 69708, 86350, 87135, 103620, 116180, 122100, 127798, 129525, 145225, 172700, 174270, 191697, 255596, 259050, 290450, 319495, 348540, 383394, 435675, 518100, 580900, 638990, 766788, 871350, 958485, 1277980, 1597475, 1742700, 1916970, 3194950, 3833940, 4792425, 6389900, 9584850, 19169700]

約数ペア:

[(1, 19169700), (2, 9584850), (3, 6389900), (4, 4792425), (5, 3833940), (6, 3194950), (10, 1916970), (11, 1742700), (12, 1597475), (15, 1277980), (20, 958485), (22, 871350), (25, 766788), (30, 638990), (33, 580900), (37, 518100), (44, 435675), (50, 383394), (55, 348540), (60, 319495), (66, 290450), (74, 259050), (75, 255596), (100, 191697), (110, 174270), (111, 172700), (132, 145225), (148, 129525), (150, 127798), (157, 122100), (165, 116180), (185, 103620), (220, 87135), (222, 86350), (275, 69708), (300, 63899), (314, 61050), (330, 58090), (370, 51810), (407, 47100), (444, 43175), (471, 40700), (550, 34854), (555, 34540), (628, 30525), (660, 29045), (740, 25905), (785, 24420), (814, 23550), (825, 23236), (925, 20724), (942, 20350), (1100, 17427), (1110, 17270), (1221, 15700), (1570, 12210), (1628, 11775), (1650, 11618), (1727, 11100), (1850, 10362), (1884, 10175), (2035, 9420), (2220, 8635), (2355, 8140), (2442, 7850), (2775, 6908), (3140, 6105), (3300, 5809), (3454, 5550), (3700, 5181), (3925, 4884), (4070, 4710)]