15819120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:319

約数の個数: 120

約数和(自身を含む): 53853696

約数和(自身を除く): 38034576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 173, 180, 240, 254, 346, 360, 381, 508, 519, 635, 692, 720, 762, 865, 1016, 1038, 1143, 1270, 1384, 1524, 1557, 1730, 1905, 2032, 2076, 2286, 2540, 2595, 2768, 3048, 3114, 3460, 3810, 4152, 4572, 5080, 5190, 5715, 6096, 6228, 6920, 7620, 7785, 8304, 9144, 10160, 10380, 11430, 12456, 13840, 15240, 15570, 18288, 20760, 21971, 22860, 24912, 30480, 31140, 41520, 43942, 45720, 62280, 65913, 87884, 91440, 109855, 124560, 131826, 175768, 197739, 219710, 263652, 329565, 351536, 395478, 439420, 527304, 659130, 790956, 878840, 988695, 1054608, 1318260, 1581912, 1757680, 1977390, 2636520, 3163824, 3954780, 5273040, 7909560, 15819120]

約数ペア:

[(1, 15819120), (2, 7909560), (3, 5273040), (4, 3954780), (5, 3163824), (6, 2636520), (8, 1977390), (9, 1757680), (10, 1581912), (12, 1318260), (15, 1054608), (16, 988695), (18, 878840), (20, 790956), (24, 659130), (30, 527304), (36, 439420), (40, 395478), (45, 351536), (48, 329565), (60, 263652), (72, 219710), (80, 197739), (90, 175768), (120, 131826), (127, 124560), (144, 109855), (173, 91440), (180, 87884), (240, 65913), (254, 62280), (346, 45720), (360, 43942), (381, 41520), (508, 31140), (519, 30480), (635, 24912), (692, 22860), (720, 21971), (762, 20760), (865, 18288), (1016, 15570), (1038, 15240), (1143, 13840), (1270, 12456), (1384, 11430), (1524, 10380), (1557, 10160), (1730, 9144), (1905, 8304), (2032, 7785), (2076, 7620), (2286, 6920), (2540, 6228), (2595, 6096), (2768, 5715), (3048, 5190), (3114, 5080), (3460, 4572), (3810, 4152)]