129189120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1979}}^1$

素因数の和:2020

約数の個数: 144

約数和(自身を含む): 437088960

約数和(自身を除く): 307899840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 1979, 2040, 2176, 2720, 3264, 3840, 3958, 4080, 4352, 5440, 5937, 6528, 7916, 8160, 9895, 10880, 11874, 13056, 15832, 16320, 19790, 21760, 23748, 29685, 31664, 32640, 33643, 39580, 47496, 59370, 63328, 65280, 67286, 79160, 94992, 100929, 118740, 126656, 134572, 158320, 168215, 189984, 201858, 237480, 253312, 269144, 316640, 336430, 379968, 403716, 474960, 504645, 506624, 538288, 633280, 672860, 759936, 807432, 949920, 1009290, 1076576, 1266560, 1345720, 1519872, 1614864, 1899840, 2018580, 2153152, 2533120, 2691440, 3229728, 3799680, 4037160, 4306304, 5382880, 6459456, 7599360, 8074320, 8612608, 10765760, 12918912, 16148640, 21531520, 25837824, 32297280, 43063040, 64594560, 129189120]

約数ペア:

[(1, 129189120), (2, 64594560), (3, 43063040), (4, 32297280), (5, 25837824), (6, 21531520), (8, 16148640), (10, 12918912), (12, 10765760), (15, 8612608), (16, 8074320), (17, 7599360), (20, 6459456), (24, 5382880), (30, 4306304), (32, 4037160), (34, 3799680), (40, 3229728), (48, 2691440), (51, 2533120), (60, 2153152), (64, 2018580), (68, 1899840), (80, 1614864), (85, 1519872), (96, 1345720), (102, 1266560), (120, 1076576), (128, 1009290), (136, 949920), (160, 807432), (170, 759936), (192, 672860), (204, 633280), (240, 538288), (255, 506624), (256, 504645), (272, 474960), (320, 403716), (340, 379968), (384, 336430), (408, 316640), (480, 269144), (510, 253312), (544, 237480), (640, 201858), (680, 189984), (768, 168215), (816, 158320), (960, 134572), (1020, 126656), (1088, 118740), (1280, 100929), (1360, 94992), (1632, 79160), (1920, 67286), (1979, 65280), (2040, 63328), (2176, 59370), (2720, 47496), (3264, 39580), (3840, 33643), (3958, 32640), (4080, 31664), (4352, 29685), (5440, 23748), (5937, 21760), (6528, 19790), (7916, 16320), (8160, 15832), (9895, 13056), (10880, 11874)]