20232720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 320

約数和(自身を含む): 80352000

約数和(自身を除く): 60119280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 29, 30, 34, 36, 38, 40, 45, 48, 51, 54, 57, 58, 60, 68, 72, 76, 80, 85, 87, 90, 95, 102, 108, 114, 116, 120, 135, 136, 144, 145, 152, 153, 170, 171, 174, 180, 190, 204, 216, 228, 232, 240, 255, 261, 270, 272, 285, 290, 304, 306, 323, 340, 342, 348, 360, 380, 408, 432, 435, 456, 459, 464, 493, 510, 513, 522, 540, 551, 570, 580, 612, 646, 680, 684, 696, 720, 760, 765, 783, 816, 855, 870, 912, 918, 969, 986, 1020, 1026, 1044, 1080, 1102, 1140, 1160, 1224, 1292, 1305, 1360, 1368, 1392, 1479, 1520, 1530, 1566, 1615, 1653, 1710, 1740, 1836, 1938, 1972, 2040, 2052, 2088, 2160, 2204, 2280, 2295, 2320, 2448, 2465, 2565, 2584, 2610, 2736, 2755, 2907, 2958, 3060, 3132, 3230, 3306, 3420, 3480, 3672, 3876, 3915, 3944, 4080, 4104, 4176, 4408, 4437, 4560, 4590, 4845, 4930, 4959, 5130, 5168, 5220, 5510, 5814, 5916, 6120, 6264, 6460, 6612, 6840, 6960, 7344, 7395, 7752, 7830, 7888, 8208, 8265, 8721, 8816, 8874, 9180, 9367, 9690, 9860, 9918, 10260, 10440, 11020, 11628, 11832, 12240, 12528, 12920, 13224, 13311, 13680, 14535, 14790, 14877, 15504, 15660, 16530, 17442, 17748, 18360, 18734, 19380, 19720, 19836, 20520, 20880, 22040, 22185, 23256, 23664, 24795, 25840, 26448, 26622, 28101, 29070, 29580, 29754, 31320, 33060, 34884, 35496, 36720, 37468, 38760, 39440, 39672, 41040, 43605, 44080, 44370, 46512, 46835, 49590, 53244, 56202, 58140, 59160, 59508, 62640, 66120, 66555, 69768, 70992, 74385, 74936, 77520, 79344, 84303, 87210, 88740, 93670, 99180, 106488, 112404, 116280, 118320, 119016, 132240, 133110, 139536, 140505, 148770, 149872, 168606, 174420, 177480, 187340, 198360, 212976, 224808, 232560, 238032, 252909, 266220, 281010, 297540, 337212, 348840, 354960, 374680, 396720, 421515, 449616, 505818, 532440, 562020, 595080, 674424, 697680, 749360, 843030, 1011636, 1064880, 1124040, 1190160, 1264545, 1348848, 1686060, 2023272, 2248080, 2529090, 3372120, 4046544, 5058180, 6744240, 10116360, 20232720]

約数ペア:

[(1, 20232720), (2, 10116360), (3, 6744240), (4, 5058180), (5, 4046544), (6, 3372120), (8, 2529090), (9, 2248080), (10, 2023272), (12, 1686060), (15, 1348848), (16, 1264545), (17, 1190160), (18, 1124040), (19, 1064880), (20, 1011636), (24, 843030), (27, 749360), (29, 697680), (30, 674424), (34, 595080), (36, 562020), (38, 532440), (40, 505818), (45, 449616), (48, 421515), (51, 396720), (54, 374680), (57, 354960), (58, 348840), (60, 337212), (68, 297540), (72, 281010), (76, 266220), (80, 252909), (85, 238032), (87, 232560), (90, 224808), (95, 212976), (102, 198360), (108, 187340), (114, 177480), (116, 174420), (120, 168606), (135, 149872), (136, 148770), (144, 140505), (145, 139536), (152, 133110), (153, 132240), (170, 119016), (171, 118320), (174, 116280), (180, 112404), (190, 106488), (204, 99180), (216, 93670), (228, 88740), (232, 87210), (240, 84303), (255, 79344), (261, 77520), (270, 74936), (272, 74385), (285, 70992), (290, 69768), (304, 66555), (306, 66120), (323, 62640), (340, 59508), (342, 59160), (348, 58140), (360, 56202), (380, 53244), (408, 49590), (432, 46835), (435, 46512), (456, 44370), (459, 44080), (464, 43605), (493, 41040), (510, 39672), (513, 39440), (522, 38760), (540, 37468), (551, 36720), (570, 35496), (580, 34884), (612, 33060), (646, 31320), (680, 29754), (684, 29580), (696, 29070), (720, 28101), (760, 26622), (765, 26448), (783, 25840), (816, 24795), (855, 23664), (870, 23256), (912, 22185), (918, 22040), (969, 20880), (986, 20520), (1020, 19836), (1026, 19720), (1044, 19380), (1080, 18734), (1102, 18360), (1140, 17748), (1160, 17442), (1224, 16530), (1292, 15660), (1305, 15504), (1360, 14877), (1368, 14790), (1392, 14535), (1479, 13680), (1520, 13311), (1530, 13224), (1566, 12920), (1615, 12528), (1653, 12240), (1710, 11832), (1740, 11628), (1836, 11020), (1938, 10440), (1972, 10260), (2040, 9918), (2052, 9860), (2088, 9690), (2160, 9367), (2204, 9180), (2280, 8874), (2295, 8816), (2320, 8721), (2448, 8265), (2465, 8208), (2565, 7888), (2584, 7830), (2610, 7752), (2736, 7395), (2755, 7344), (2907, 6960), (2958, 6840), (3060, 6612), (3132, 6460), (3230, 6264), (3306, 6120), (3420, 5916), (3480, 5814), (3672, 5510), (3876, 5220), (3915, 5168), (3944, 5130), (4080, 4959), (4104, 4930), (4176, 4845), (4408, 4590), (4437, 4560)]