19387080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:668

約数の個数: 128

約数和(自身を含む): 66960000

約数和(自身を除く): 47572920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 619, 696, 783, 870, 1044, 1080, 1160, 1238, 1305, 1566, 1740, 1857, 2088, 2476, 2610, 3095, 3132, 3480, 3714, 3915, 4952, 5220, 5571, 6190, 6264, 7428, 7830, 9285, 10440, 11142, 12380, 14856, 15660, 16713, 17951, 18570, 22284, 24760, 27855, 31320, 33426, 35902, 37140, 44568, 53853, 55710, 66852, 71804, 74280, 83565, 89755, 107706, 111420, 133704, 143608, 161559, 167130, 179510, 215412, 222840, 269265, 323118, 334260, 359020, 430824, 484677, 538530, 646236, 668520, 718040, 807795, 969354, 1077060, 1292472, 1615590, 1938708, 2154120, 2423385, 3231180, 3877416, 4846770, 6462360, 9693540, 19387080]

約数ペア:

[(1, 19387080), (2, 9693540), (3, 6462360), (4, 4846770), (5, 3877416), (6, 3231180), (8, 2423385), (9, 2154120), (10, 1938708), (12, 1615590), (15, 1292472), (18, 1077060), (20, 969354), (24, 807795), (27, 718040), (29, 668520), (30, 646236), (36, 538530), (40, 484677), (45, 430824), (54, 359020), (58, 334260), (60, 323118), (72, 269265), (87, 222840), (90, 215412), (108, 179510), (116, 167130), (120, 161559), (135, 143608), (145, 133704), (174, 111420), (180, 107706), (216, 89755), (232, 83565), (261, 74280), (270, 71804), (290, 66852), (348, 55710), (360, 53853), (435, 44568), (522, 37140), (540, 35902), (580, 33426), (619, 31320), (696, 27855), (783, 24760), (870, 22284), (1044, 18570), (1080, 17951), (1160, 16713), (1238, 15660), (1305, 14856), (1566, 12380), (1740, 11142), (1857, 10440), (2088, 9285), (2476, 7830), (2610, 7428), (3095, 6264), (3132, 6190), (3480, 5571), (3714, 5220), (3915, 4952)]