278167680

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{6899}}^1$

素因数の和:6931

約数の個数: 192

約数和(自身を含む): 1097928000

約数和(自身を除く): 819760320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 6899, 8064, 10080, 13440, 13798, 20160, 20697, 27596, 34495, 40320, 41394, 48293, 55192, 62091, 68990, 82788, 96586, 103485, 110384, 124182, 137980, 144879, 165576, 193172, 206970, 220768, 241465, 248364, 275960, 289758, 310455, 331152, 386344, 413940, 434637, 441536, 482930, 496728, 551920, 579516, 620910, 662304, 724395, 772688, 827880, 869274, 883072, 965860, 993456, 1103840, 1159032, 1241820, 1324608, 1448790, 1545376, 1655760, 1738548, 1931720, 1986912, 2173185, 2207680, 2318064, 2483640, 2649216, 2897580, 3090752, 3311520, 3477096, 3863440, 3973824, 4346370, 4415360, 4636128, 4967280, 5795160, 6181504, 6623040, 6954192, 7726880, 7947648, 8692740, 9272256, 9934560, 11590320, 13246080, 13908384, 15453760, 17385480, 18544512, 19869120, 23180640, 27816768, 30907520, 34770960, 39738240, 46361280, 55633536, 69541920, 92722560, 139083840, 278167680]

約数ペア:

[(1, 278167680), (2, 139083840), (3, 92722560), (4, 69541920), (5, 55633536), (6, 46361280), (7, 39738240), (8, 34770960), (9, 30907520), (10, 27816768), (12, 23180640), (14, 19869120), (15, 18544512), (16, 17385480), (18, 15453760), (20, 13908384), (21, 13246080), (24, 11590320), (28, 9934560), (30, 9272256), (32, 8692740), (35, 7947648), (36, 7726880), (40, 6954192), (42, 6623040), (45, 6181504), (48, 5795160), (56, 4967280), (60, 4636128), (63, 4415360), (64, 4346370), (70, 3973824), (72, 3863440), (80, 3477096), (84, 3311520), (90, 3090752), (96, 2897580), (105, 2649216), (112, 2483640), (120, 2318064), (126, 2207680), (128, 2173185), (140, 1986912), (144, 1931720), (160, 1738548), (168, 1655760), (180, 1545376), (192, 1448790), (210, 1324608), (224, 1241820), (240, 1159032), (252, 1103840), (280, 993456), (288, 965860), (315, 883072), (320, 869274), (336, 827880), (360, 772688), (384, 724395), (420, 662304), (448, 620910), (480, 579516), (504, 551920), (560, 496728), (576, 482930), (630, 441536), (640, 434637), (672, 413940), (720, 386344), (840, 331152), (896, 310455), (960, 289758), (1008, 275960), (1120, 248364), (1152, 241465), (1260, 220768), (1344, 206970), (1440, 193172), (1680, 165576), (1920, 144879), (2016, 137980), (2240, 124182), (2520, 110384), (2688, 103485), (2880, 96586), (3360, 82788), (4032, 68990), (4480, 62091), (5040, 55192), (5760, 48293), (6720, 41394), (6899, 40320), (8064, 34495), (10080, 27596), (13440, 20697), (13798, 20160)]