16381440

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{79}}^1$

素因数の和:114

約数の個数: 200

約数和(自身を含む): 59415840

約数和(自身を除く): 43034400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 79, 80, 81, 90, 96, 108, 120, 128, 135, 144, 158, 160, 162, 180, 192, 216, 237, 240, 256, 270, 288, 316, 320, 324, 360, 384, 395, 405, 432, 474, 480, 512, 540, 576, 632, 640, 648, 711, 720, 768, 790, 810, 864, 948, 960, 1080, 1152, 1185, 1264, 1280, 1296, 1422, 1440, 1536, 1580, 1620, 1728, 1896, 1920, 2133, 2160, 2304, 2370, 2528, 2560, 2592, 2844, 2880, 3160, 3240, 3456, 3555, 3792, 3840, 4266, 4320, 4608, 4740, 5056, 5184, 5688, 5760, 6320, 6399, 6480, 6912, 7110, 7584, 7680, 8532, 8640, 9480, 10112, 10368, 10665, 11376, 11520, 12640, 12798, 12960, 13824, 14220, 15168, 17064, 17280, 18960, 20224, 20736, 21330, 22752, 23040, 25280, 25596, 25920, 28440, 30336, 31995, 34128, 34560, 37920, 40448, 41472, 42660, 45504, 50560, 51192, 51840, 56880, 60672, 63990, 68256, 69120, 75840, 85320, 91008, 101120, 102384, 103680, 113760, 121344, 127980, 136512, 151680, 170640, 182016, 202240, 204768, 207360, 227520, 255960, 273024, 303360, 341280, 364032, 409536, 455040, 511920, 546048, 606720, 682560, 819072, 910080, 1023840, 1092096, 1365120, 1638144, 1820160, 2047680, 2730240, 3276288, 4095360, 5460480, 8190720, 16381440]

約数ペア:

[(1, 16381440), (2, 8190720), (3, 5460480), (4, 4095360), (5, 3276288), (6, 2730240), (8, 2047680), (9, 1820160), (10, 1638144), (12, 1365120), (15, 1092096), (16, 1023840), (18, 910080), (20, 819072), (24, 682560), (27, 606720), (30, 546048), (32, 511920), (36, 455040), (40, 409536), (45, 364032), (48, 341280), (54, 303360), (60, 273024), (64, 255960), (72, 227520), (79, 207360), (80, 204768), (81, 202240), (90, 182016), (96, 170640), (108, 151680), (120, 136512), (128, 127980), (135, 121344), (144, 113760), (158, 103680), (160, 102384), (162, 101120), (180, 91008), (192, 85320), (216, 75840), (237, 69120), (240, 68256), (256, 63990), (270, 60672), (288, 56880), (316, 51840), (320, 51192), (324, 50560), (360, 45504), (384, 42660), (395, 41472), (405, 40448), (432, 37920), (474, 34560), (480, 34128), (512, 31995), (540, 30336), (576, 28440), (632, 25920), (640, 25596), (648, 25280), (711, 23040), (720, 22752), (768, 21330), (790, 20736), (810, 20224), (864, 18960), (948, 17280), (960, 17064), (1080, 15168), (1152, 14220), (1185, 13824), (1264, 12960), (1280, 12798), (1296, 12640), (1422, 11520), (1440, 11376), (1536, 10665), (1580, 10368), (1620, 10112), (1728, 9480), (1896, 8640), (1920, 8532), (2133, 7680), (2160, 7584), (2304, 7110), (2370, 6912), (2528, 6480), (2560, 6399), (2592, 6320), (2844, 5760), (2880, 5688), (3160, 5184), (3240, 5056), (3456, 4740), (3555, 4608), (3792, 4320), (3840, 4266)]