1219203840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4019}}^1$

素因数の和:4122

約数の個数: 144

約数和(自身を含む): 3944102400

約数和(自身を除く): 2724898560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 632, 640, 768, 790, 948, 960, 1185, 1264, 1280, 1580, 1896, 1920, 2370, 2528, 3160, 3792, 3840, 4019, 4740, 5056, 6320, 7584, 8038, 9480, 10112, 12057, 12640, 15168, 16076, 18960, 20095, 20224, 24114, 25280, 30336, 32152, 37920, 40190, 48228, 50560, 60285, 60672, 64304, 75840, 80380, 96456, 101120, 120570, 128608, 151680, 160760, 192912, 241140, 257216, 303360, 317501, 321520, 385824, 482280, 514432, 635002, 643040, 771648, 952503, 964560, 1028864, 1270004, 1286080, 1543296, 1587505, 1905006, 1929120, 2540008, 2572160, 3086592, 3175010, 3810012, 3858240, 4762515, 5080016, 5144320, 6350020, 7620024, 7716480, 9525030, 10160032, 12700040, 15240048, 15432960, 19050060, 20320064, 25400080, 30480096, 38100120, 40640128, 50800160, 60960192, 76200240, 81280256, 101600320, 121920384, 152400480, 203200640, 243840768, 304800960, 406401280, 609601920, 1219203840]

約数ペア:

[(1, 1219203840), (2, 609601920), (3, 406401280), (4, 304800960), (5, 243840768), (6, 203200640), (8, 152400480), (10, 121920384), (12, 101600320), (15, 81280256), (16, 76200240), (20, 60960192), (24, 50800160), (30, 40640128), (32, 38100120), (40, 30480096), (48, 25400080), (60, 20320064), (64, 19050060), (79, 15432960), (80, 15240048), (96, 12700040), (120, 10160032), (128, 9525030), (158, 7716480), (160, 7620024), (192, 6350020), (237, 5144320), (240, 5080016), (256, 4762515), (316, 3858240), (320, 3810012), (384, 3175010), (395, 3086592), (474, 2572160), (480, 2540008), (632, 1929120), (640, 1905006), (768, 1587505), (790, 1543296), (948, 1286080), (960, 1270004), (1185, 1028864), (1264, 964560), (1280, 952503), (1580, 771648), (1896, 643040), (1920, 635002), (2370, 514432), (2528, 482280), (3160, 385824), (3792, 321520), (3840, 317501), (4019, 303360), (4740, 257216), (5056, 241140), (6320, 192912), (7584, 160760), (8038, 151680), (9480, 128608), (10112, 120570), (12057, 101120), (12640, 96456), (15168, 80380), (16076, 75840), (18960, 64304), (20095, 60672), (20224, 60285), (24114, 50560), (25280, 48228), (30336, 40190), (32152, 37920)]