209925120

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 176

約数和(自身を含む): 683861760

約数和(自身を除く): 473936640

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, 173, 192, 237, 240, 256, 316, 320, 346, 384, 395, 474, 480, 512, 519, 632, 640, 692, 768, 790, 865, 948, 960, 1024, 1038, 1185, 1264, 1280, 1384, 1536, 1580, 1730, 1896, 1920, 2076, 2370, 2528, 2560, 2595, 2768, 3072, 3160, 3460, 3792, 3840, 4152, 4740, 5056, 5120, 5190, 5536, 6320, 6920, 7584, 7680, 8304, 9480, 10112, 10380, 11072, 12640, 13667, 13840, 15168, 15360, 16608, 18960, 20224, 20760, 22144, 25280, 27334, 27680, 30336, 33216, 37920, 40448, 41001, 41520, 44288, 50560, 54668, 55360, 60672, 66432, 68335, 75840, 80896, 82002, 83040, 88576, 101120, 109336, 110720, 121344, 132864, 136670, 151680, 164004, 166080, 177152, 202240, 205005, 218672, 221440, 242688, 265728, 273340, 303360, 328008, 332160, 404480, 410010, 437344, 442880, 531456, 546680, 606720, 656016, 664320, 820020, 874688, 885760, 1093360, 1213440, 1312032, 1328640, 1640040, 1749376, 2186720, 2624064, 2657280, 3280080, 3498752, 4373440, 5248128, 6560160, 6997504, 8746880, 10496256, 13120320, 13995008, 17493760, 20992512, 26240640, 34987520, 41985024, 52481280, 69975040, 104962560, 209925120]

約数ペア:

[(1, 209925120), (2, 104962560), (3, 69975040), (4, 52481280), (5, 41985024), (6, 34987520), (8, 26240640), (10, 20992512), (12, 17493760), (15, 13995008), (16, 13120320), (20, 10496256), (24, 8746880), (30, 6997504), (32, 6560160), (40, 5248128), (48, 4373440), (60, 3498752), (64, 3280080), (79, 2657280), (80, 2624064), (96, 2186720), (120, 1749376), (128, 1640040), (158, 1328640), (160, 1312032), (173, 1213440), (192, 1093360), (237, 885760), (240, 874688), (256, 820020), (316, 664320), (320, 656016), (346, 606720), (384, 546680), (395, 531456), (474, 442880), (480, 437344), (512, 410010), (519, 404480), (632, 332160), (640, 328008), (692, 303360), (768, 273340), (790, 265728), (865, 242688), (948, 221440), (960, 218672), (1024, 205005), (1038, 202240), (1185, 177152), (1264, 166080), (1280, 164004), (1384, 151680), (1536, 136670), (1580, 132864), (1730, 121344), (1896, 110720), (1920, 109336), (2076, 101120), (2370, 88576), (2528, 83040), (2560, 82002), (2595, 80896), (2768, 75840), (3072, 68335), (3160, 66432), (3460, 60672), (3792, 55360), (3840, 54668), (4152, 50560), (4740, 44288), (5056, 41520), (5120, 41001), (5190, 40448), (5536, 37920), (6320, 33216), (6920, 30336), (7584, 27680), (7680, 27334), (8304, 25280), (9480, 22144), (10112, 20760), (10380, 20224), (11072, 18960), (12640, 16608), (13667, 15360), (13840, 15168)]