266653440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:399

約数の個数: 216

約数和(自身を含む): 937460160

約数和(自身を除く): 670806720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 79, 80, 90, 96, 120, 128, 144, 158, 160, 180, 192, 237, 240, 256, 288, 293, 316, 320, 360, 384, 395, 474, 480, 576, 586, 632, 640, 711, 720, 768, 790, 879, 948, 960, 1152, 1172, 1185, 1264, 1280, 1422, 1440, 1465, 1580, 1758, 1896, 1920, 2304, 2344, 2370, 2528, 2637, 2844, 2880, 2930, 3160, 3516, 3555, 3792, 3840, 4395, 4688, 4740, 5056, 5274, 5688, 5760, 5860, 6320, 7032, 7110, 7584, 8790, 9376, 9480, 10112, 10548, 11376, 11520, 11720, 12640, 13185, 14064, 14220, 15168, 17580, 18752, 18960, 20224, 21096, 22752, 23147, 23440, 25280, 26370, 28128, 28440, 30336, 35160, 37504, 37920, 42192, 45504, 46294, 46880, 50560, 52740, 56256, 56880, 60672, 69441, 70320, 75008, 75840, 84384, 91008, 92588, 93760, 101120, 105480, 112512, 113760, 115735, 138882, 140640, 151680, 168768, 182016, 185176, 187520, 208323, 210960, 225024, 227520, 231470, 277764, 281280, 303360, 337536, 347205, 370352, 375040, 416646, 421920, 455040, 462940, 555528, 562560, 675072, 694410, 740704, 833292, 843840, 910080, 925880, 1041615, 1111056, 1125120, 1388820, 1481408, 1666584, 1687680, 1851760, 2083230, 2222112, 2777640, 2962816, 3333168, 3375360, 3703520, 4166460, 4444224, 5555280, 5925632, 6666336, 7407040, 8332920, 8888448, 11110560, 13332672, 14814080, 16665840, 17776896, 22221120, 26665344, 29628160, 33331680, 44442240, 53330688, 66663360, 88884480, 133326720, 266653440]

約数ペア:

[(1, 266653440), (2, 133326720), (3, 88884480), (4, 66663360), (5, 53330688), (6, 44442240), (8, 33331680), (9, 29628160), (10, 26665344), (12, 22221120), (15, 17776896), (16, 16665840), (18, 14814080), (20, 13332672), (24, 11110560), (30, 8888448), (32, 8332920), (36, 7407040), (40, 6666336), (45, 5925632), (48, 5555280), (60, 4444224), (64, 4166460), (72, 3703520), (79, 3375360), (80, 3333168), (90, 2962816), (96, 2777640), (120, 2222112), (128, 2083230), (144, 1851760), (158, 1687680), (160, 1666584), (180, 1481408), (192, 1388820), (237, 1125120), (240, 1111056), (256, 1041615), (288, 925880), (293, 910080), (316, 843840), (320, 833292), (360, 740704), (384, 694410), (395, 675072), (474, 562560), (480, 555528), (576, 462940), (586, 455040), (632, 421920), (640, 416646), (711, 375040), (720, 370352), (768, 347205), (790, 337536), (879, 303360), (948, 281280), (960, 277764), (1152, 231470), (1172, 227520), (1185, 225024), (1264, 210960), (1280, 208323), (1422, 187520), (1440, 185176), (1465, 182016), (1580, 168768), (1758, 151680), (1896, 140640), (1920, 138882), (2304, 115735), (2344, 113760), (2370, 112512), (2528, 105480), (2637, 101120), (2844, 93760), (2880, 92588), (2930, 91008), (3160, 84384), (3516, 75840), (3555, 75008), (3792, 70320), (3840, 69441), (4395, 60672), (4688, 56880), (4740, 56256), (5056, 52740), (5274, 50560), (5688, 46880), (5760, 46294), (5860, 45504), (6320, 42192), (7032, 37920), (7110, 37504), (7584, 35160), (8790, 30336), (9376, 28440), (9480, 28128), (10112, 26370), (10548, 25280), (11376, 23440), (11520, 23147), (11720, 22752), (12640, 21096), (13185, 20224), (14064, 18960), (14220, 18752), (15168, 17580)]