19105920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 192

約数和(自身を含む): 68739840

約数和(自身を除く): 49633920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 107, 120, 124, 128, 144, 155, 160, 180, 186, 192, 214, 240, 248, 279, 288, 310, 320, 321, 360, 372, 384, 428, 465, 480, 496, 535, 558, 576, 620, 640, 642, 720, 744, 856, 930, 960, 963, 992, 1070, 1116, 1152, 1240, 1284, 1395, 1440, 1488, 1605, 1712, 1860, 1920, 1926, 1984, 2140, 2232, 2480, 2568, 2790, 2880, 2976, 3210, 3317, 3424, 3720, 3852, 3968, 4280, 4464, 4815, 4960, 5136, 5580, 5760, 5952, 6420, 6634, 6848, 7440, 7704, 8560, 8928, 9630, 9920, 9951, 10272, 11160, 11904, 12840, 13268, 13696, 14880, 15408, 16585, 17120, 17856, 19260, 19840, 19902, 20544, 22320, 25680, 26536, 29760, 29853, 30816, 33170, 34240, 35712, 38520, 39804, 41088, 44640, 49755, 51360, 53072, 59520, 59706, 61632, 66340, 68480, 77040, 79608, 89280, 99510, 102720, 106144, 119412, 123264, 132680, 149265, 154080, 159216, 178560, 199020, 205440, 212288, 238824, 265360, 298530, 308160, 318432, 398040, 424576, 477648, 530720, 597060, 616320, 636864, 796080, 955296, 1061440, 1194120, 1273728, 1592160, 1910592, 2122880, 2388240, 3184320, 3821184, 4776480, 6368640, 9552960, 19105920]

約数ペア:

[(1, 19105920), (2, 9552960), (3, 6368640), (4, 4776480), (5, 3821184), (6, 3184320), (8, 2388240), (9, 2122880), (10, 1910592), (12, 1592160), (15, 1273728), (16, 1194120), (18, 1061440), (20, 955296), (24, 796080), (30, 636864), (31, 616320), (32, 597060), (36, 530720), (40, 477648), (45, 424576), (48, 398040), (60, 318432), (62, 308160), (64, 298530), (72, 265360), (80, 238824), (90, 212288), (93, 205440), (96, 199020), (107, 178560), (120, 159216), (124, 154080), (128, 149265), (144, 132680), (155, 123264), (160, 119412), (180, 106144), (186, 102720), (192, 99510), (214, 89280), (240, 79608), (248, 77040), (279, 68480), (288, 66340), (310, 61632), (320, 59706), (321, 59520), (360, 53072), (372, 51360), (384, 49755), (428, 44640), (465, 41088), (480, 39804), (496, 38520), (535, 35712), (558, 34240), (576, 33170), (620, 30816), (640, 29853), (642, 29760), (720, 26536), (744, 25680), (856, 22320), (930, 20544), (960, 19902), (963, 19840), (992, 19260), (1070, 17856), (1116, 17120), (1152, 16585), (1240, 15408), (1284, 14880), (1395, 13696), (1440, 13268), (1488, 12840), (1605, 11904), (1712, 11160), (1860, 10272), (1920, 9951), (1926, 9920), (1984, 9630), (2140, 8928), (2232, 8560), (2480, 7704), (2568, 7440), (2790, 6848), (2880, 6634), (2976, 6420), (3210, 5952), (3317, 5760), (3424, 5580), (3720, 5136), (3852, 4960), (3968, 4815), (4280, 4464)]