19311300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:562

約数の個数: 108

約数和(自身を含む): 62062000

約数和(自身を除く): 42750700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 60, 75, 86, 90, 100, 129, 150, 172, 180, 215, 225, 258, 300, 387, 430, 450, 499, 516, 645, 774, 860, 900, 998, 1075, 1290, 1497, 1548, 1935, 1996, 2150, 2495, 2580, 2994, 3225, 3870, 4300, 4491, 4990, 5988, 6450, 7485, 7740, 8982, 9675, 9980, 12475, 12900, 14970, 17964, 19350, 21457, 22455, 24950, 29940, 37425, 38700, 42914, 44910, 49900, 64371, 74850, 85828, 89820, 107285, 112275, 128742, 149700, 193113, 214570, 224550, 257484, 321855, 386226, 429140, 449100, 536425, 643710, 772452, 965565, 1072850, 1287420, 1609275, 1931130, 2145700, 3218550, 3862260, 4827825, 6437100, 9655650, 19311300]

約数ペア:

[(1, 19311300), (2, 9655650), (3, 6437100), (4, 4827825), (5, 3862260), (6, 3218550), (9, 2145700), (10, 1931130), (12, 1609275), (15, 1287420), (18, 1072850), (20, 965565), (25, 772452), (30, 643710), (36, 536425), (43, 449100), (45, 429140), (50, 386226), (60, 321855), (75, 257484), (86, 224550), (90, 214570), (100, 193113), (129, 149700), (150, 128742), (172, 112275), (180, 107285), (215, 89820), (225, 85828), (258, 74850), (300, 64371), (387, 49900), (430, 44910), (450, 42914), (499, 38700), (516, 37425), (645, 29940), (774, 24950), (860, 22455), (900, 21457), (998, 19350), (1075, 17964), (1290, 14970), (1497, 12900), (1548, 12475), (1935, 9980), (1996, 9675), (2150, 8982), (2495, 7740), (2580, 7485), (2994, 6450), (3225, 5988), (3870, 4990), (4300, 4491)]