19261440

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 288

約数和(自身を含む): 76658400

約数和(自身を除く): 57396960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 30, 32, 33, 36, 38, 40, 44, 45, 48, 55, 57, 60, 64, 66, 72, 76, 80, 88, 90, 95, 96, 99, 110, 114, 120, 128, 132, 144, 152, 160, 165, 171, 176, 180, 190, 192, 198, 209, 220, 228, 240, 256, 264, 285, 288, 304, 320, 330, 342, 352, 360, 380, 384, 396, 418, 440, 456, 480, 495, 512, 528, 570, 576, 608, 627, 640, 660, 684, 704, 720, 760, 768, 792, 836, 855, 880, 912, 960, 990, 1024, 1045, 1056, 1140, 1152, 1216, 1254, 1280, 1320, 1368, 1408, 1440, 1520, 1536, 1584, 1672, 1710, 1760, 1824, 1881, 1920, 1980, 2048, 2090, 2112, 2280, 2304, 2432, 2508, 2560, 2640, 2736, 2816, 2880, 3040, 3072, 3135, 3168, 3344, 3420, 3520, 3648, 3762, 3840, 3960, 4180, 4224, 4560, 4608, 4864, 5016, 5120, 5280, 5472, 5632, 5760, 6080, 6144, 6270, 6336, 6688, 6840, 7040, 7296, 7524, 7680, 7920, 8360, 8448, 9120, 9216, 9405, 9728, 10032, 10240, 10560, 10944, 11264, 11520, 12160, 12540, 12672, 13376, 13680, 14080, 14592, 15048, 15360, 15840, 16720, 16896, 18240, 18432, 18810, 19456, 20064, 21120, 21888, 22528, 23040, 24320, 25080, 25344, 26752, 27360, 28160, 29184, 30096, 30720, 31680, 33440, 33792, 36480, 37620, 38912, 40128, 42240, 43776, 46080, 48640, 50160, 50688, 53504, 54720, 56320, 58368, 60192, 63360, 66880, 67584, 72960, 75240, 80256, 84480, 87552, 92160, 97280, 100320, 101376, 107008, 109440, 112640, 116736, 120384, 126720, 133760, 145920, 150480, 160512, 168960, 175104, 194560, 200640, 202752, 214016, 218880, 240768, 253440, 267520, 291840, 300960, 321024, 337920, 350208, 401280, 428032, 437760, 481536, 506880, 535040, 583680, 601920, 642048, 802560, 875520, 963072, 1013760, 1070080, 1203840, 1284096, 1605120, 1751040, 1926144, 2140160, 2407680, 3210240, 3852288, 4815360, 6420480, 9630720, 19261440]

約数ペア:

[(1, 19261440), (2, 9630720), (3, 6420480), (4, 4815360), (5, 3852288), (6, 3210240), (8, 2407680), (9, 2140160), (10, 1926144), (11, 1751040), (12, 1605120), (15, 1284096), (16, 1203840), (18, 1070080), (19, 1013760), (20, 963072), (22, 875520), (24, 802560), (30, 642048), (32, 601920), (33, 583680), (36, 535040), (38, 506880), (40, 481536), (44, 437760), (45, 428032), (48, 401280), (55, 350208), (57, 337920), (60, 321024), (64, 300960), (66, 291840), (72, 267520), (76, 253440), (80, 240768), (88, 218880), (90, 214016), (95, 202752), (96, 200640), (99, 194560), (110, 175104), (114, 168960), (120, 160512), (128, 150480), (132, 145920), (144, 133760), (152, 126720), (160, 120384), (165, 116736), (171, 112640), (176, 109440), (180, 107008), (190, 101376), (192, 100320), (198, 97280), (209, 92160), (220, 87552), (228, 84480), (240, 80256), (256, 75240), (264, 72960), (285, 67584), (288, 66880), (304, 63360), (320, 60192), (330, 58368), (342, 56320), (352, 54720), (360, 53504), (380, 50688), (384, 50160), (396, 48640), (418, 46080), (440, 43776), (456, 42240), (480, 40128), (495, 38912), (512, 37620), (528, 36480), (570, 33792), (576, 33440), (608, 31680), (627, 30720), (640, 30096), (660, 29184), (684, 28160), (704, 27360), (720, 26752), (760, 25344), (768, 25080), (792, 24320), (836, 23040), (855, 22528), (880, 21888), (912, 21120), (960, 20064), (990, 19456), (1024, 18810), (1045, 18432), (1056, 18240), (1140, 16896), (1152, 16720), (1216, 15840), (1254, 15360), (1280, 15048), (1320, 14592), (1368, 14080), (1408, 13680), (1440, 13376), (1520, 12672), (1536, 12540), (1584, 12160), (1672, 11520), (1710, 11264), (1760, 10944), (1824, 10560), (1881, 10240), (1920, 10032), (1980, 9728), (2048, 9405), (2090, 9216), (2112, 9120), (2280, 8448), (2304, 8360), (2432, 7920), (2508, 7680), (2560, 7524), (2640, 7296), (2736, 7040), (2816, 6840), (2880, 6688), (3040, 6336), (3072, 6270), (3135, 6144), (3168, 6080), (3344, 5760), (3420, 5632), (3520, 5472), (3648, 5280), (3762, 5120), (3840, 5016), (3960, 4864), (4180, 4608), (4224, 4560)]