399018240

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1823}}^1$

素因数の和:1869

約数の個数: 216

約数和(自身を含む): 1454019840

約数和(自身を除く): 1055001600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1823, 1824, 1920, 2280, 2304, 2432, 2736, 2880, 3040, 3420, 3646, 3648, 3840, 4560, 4864, 5469, 5472, 5760, 6080, 6840, 7292, 7296, 9115, 9120, 10938, 10944, 11520, 12160, 13680, 14584, 14592, 16407, 18230, 18240, 21876, 21888, 24320, 27345, 27360, 29168, 32814, 34637, 36460, 36480, 43752, 43776, 54690, 54720, 58336, 65628, 69274, 72920, 72960, 82035, 87504, 103911, 109380, 109440, 116672, 131256, 138548, 145840, 164070, 173185, 175008, 207822, 218760, 218880, 233344, 262512, 277096, 291680, 311733, 328140, 346370, 350016, 415644, 437520, 466688, 519555, 525024, 554192, 583360, 623466, 656280, 692740, 700032, 831288, 875040, 1039110, 1050048, 1108384, 1166720, 1246932, 1312560, 1385480, 1400064, 1558665, 1662576, 1750080, 2078220, 2100096, 2216768, 2333440, 2493864, 2625120, 2770960, 3117330, 3325152, 3500160, 4156440, 4200192, 4433536, 4987728, 5250240, 5541920, 6234660, 6650304, 7000320, 8312880, 8867072, 9975456, 10500480, 11083840, 12469320, 13300608, 16625760, 19950912, 21000960, 22167680, 24938640, 26601216, 33251520, 39901824, 44335360, 49877280, 66503040, 79803648, 99754560, 133006080, 199509120, 399018240]

約数ペア:

[(1, 399018240), (2, 199509120), (3, 133006080), (4, 99754560), (5, 79803648), (6, 66503040), (8, 49877280), (9, 44335360), (10, 39901824), (12, 33251520), (15, 26601216), (16, 24938640), (18, 22167680), (19, 21000960), (20, 19950912), (24, 16625760), (30, 13300608), (32, 12469320), (36, 11083840), (38, 10500480), (40, 9975456), (45, 8867072), (48, 8312880), (57, 7000320), (60, 6650304), (64, 6234660), (72, 5541920), (76, 5250240), (80, 4987728), (90, 4433536), (95, 4200192), (96, 4156440), (114, 3500160), (120, 3325152), (128, 3117330), (144, 2770960), (152, 2625120), (160, 2493864), (171, 2333440), (180, 2216768), (190, 2100096), (192, 2078220), (228, 1750080), (240, 1662576), (256, 1558665), (285, 1400064), (288, 1385480), (304, 1312560), (320, 1246932), (342, 1166720), (360, 1108384), (380, 1050048), (384, 1039110), (456, 875040), (480, 831288), (570, 700032), (576, 692740), (608, 656280), (640, 623466), (684, 583360), (720, 554192), (760, 525024), (768, 519555), (855, 466688), (912, 437520), (960, 415644), (1140, 350016), (1152, 346370), (1216, 328140), (1280, 311733), (1368, 291680), (1440, 277096), (1520, 262512), (1710, 233344), (1823, 218880), (1824, 218760), (1920, 207822), (2280, 175008), (2304, 173185), (2432, 164070), (2736, 145840), (2880, 138548), (3040, 131256), (3420, 116672), (3646, 109440), (3648, 109380), (3840, 103911), (4560, 87504), (4864, 82035), (5469, 72960), (5472, 72920), (5760, 69274), (6080, 65628), (6840, 58336), (7292, 54720), (7296, 54690), (9115, 43776), (9120, 43752), (10938, 36480), (10944, 36460), (11520, 34637), (12160, 32814), (13680, 29168), (14584, 27360), (14592, 27345), (16407, 24320), (18230, 21888), (18240, 21876)]