28760160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:461

約数の個数: 192

約数和(自身を含む): 106686720

約数和(自身を除く): 77926560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 352, 390, 416, 419, 429, 440, 480, 520, 528, 572, 624, 660, 715, 780, 838, 858, 880, 1040, 1056, 1144, 1248, 1257, 1320, 1430, 1560, 1676, 1716, 1760, 2080, 2095, 2145, 2288, 2514, 2640, 2860, 3120, 3352, 3432, 4190, 4290, 4576, 4609, 5028, 5280, 5447, 5720, 6240, 6285, 6704, 6864, 8380, 8580, 9218, 10056, 10894, 11440, 12570, 13408, 13728, 13827, 16341, 16760, 17160, 18436, 20112, 21788, 22880, 23045, 25140, 27235, 27654, 32682, 33520, 34320, 36872, 40224, 43576, 46090, 50280, 54470, 55308, 59917, 65364, 67040, 68640, 69135, 73744, 81705, 87152, 92180, 100560, 108940, 110616, 119834, 130728, 138270, 147488, 163410, 174304, 179751, 184360, 201120, 217880, 221232, 239668, 261456, 276540, 299585, 326820, 359502, 368720, 435760, 442464, 479336, 522912, 553080, 599170, 653640, 719004, 737440, 871520, 898755, 958672, 1106160, 1198340, 1307280, 1438008, 1797510, 1917344, 2212320, 2396680, 2614560, 2876016, 3595020, 4793360, 5752032, 7190040, 9586720, 14380080, 28760160]

約数ペア:

[(1, 28760160), (2, 14380080), (3, 9586720), (4, 7190040), (5, 5752032), (6, 4793360), (8, 3595020), (10, 2876016), (11, 2614560), (12, 2396680), (13, 2212320), (15, 1917344), (16, 1797510), (20, 1438008), (22, 1307280), (24, 1198340), (26, 1106160), (30, 958672), (32, 898755), (33, 871520), (39, 737440), (40, 719004), (44, 653640), (48, 599170), (52, 553080), (55, 522912), (60, 479336), (65, 442464), (66, 435760), (78, 368720), (80, 359502), (88, 326820), (96, 299585), (104, 276540), (110, 261456), (120, 239668), (130, 221232), (132, 217880), (143, 201120), (156, 184360), (160, 179751), (165, 174304), (176, 163410), (195, 147488), (208, 138270), (220, 130728), (240, 119834), (260, 110616), (264, 108940), (286, 100560), (312, 92180), (330, 87152), (352, 81705), (390, 73744), (416, 69135), (419, 68640), (429, 67040), (440, 65364), (480, 59917), (520, 55308), (528, 54470), (572, 50280), (624, 46090), (660, 43576), (715, 40224), (780, 36872), (838, 34320), (858, 33520), (880, 32682), (1040, 27654), (1056, 27235), (1144, 25140), (1248, 23045), (1257, 22880), (1320, 21788), (1430, 20112), (1560, 18436), (1676, 17160), (1716, 16760), (1760, 16341), (2080, 13827), (2095, 13728), (2145, 13408), (2288, 12570), (2514, 11440), (2640, 10894), (2860, 10056), (3120, 9218), (3352, 8580), (3432, 8380), (4190, 6864), (4290, 6704), (4576, 6285), (4609, 6240), (5028, 5720), (5280, 5447)]