28184640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 224

約数和(自身を含む): 104022144

約数和(自身を除く): 75837504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 96, 102, 110, 120, 132, 136, 157, 160, 165, 170, 176, 187, 192, 204, 220, 240, 255, 264, 272, 314, 320, 330, 340, 352, 374, 408, 440, 471, 480, 510, 528, 544, 561, 628, 660, 680, 704, 748, 785, 816, 880, 935, 942, 960, 1020, 1056, 1088, 1122, 1256, 1320, 1360, 1496, 1570, 1632, 1727, 1760, 1870, 1884, 2040, 2112, 2244, 2355, 2512, 2640, 2669, 2720, 2805, 2992, 3140, 3264, 3454, 3520, 3740, 3768, 4080, 4488, 4710, 5024, 5181, 5280, 5338, 5440, 5610, 5984, 6280, 6908, 7480, 7536, 8007, 8160, 8635, 8976, 9420, 10048, 10362, 10560, 10676, 11220, 11968, 12560, 13345, 13816, 14960, 15072, 16014, 16320, 17270, 17952, 18840, 20724, 21352, 22440, 25120, 25905, 26690, 27632, 29359, 29920, 30144, 32028, 34540, 35904, 37680, 40035, 41448, 42704, 44880, 50240, 51810, 53380, 55264, 58718, 59840, 64056, 69080, 75360, 80070, 82896, 85408, 88077, 89760, 103620, 106760, 110528, 117436, 128112, 138160, 146795, 150720, 160140, 165792, 170816, 176154, 179520, 207240, 213520, 234872, 256224, 276320, 293590, 320280, 331584, 352308, 414480, 427040, 440385, 469744, 512448, 552640, 587180, 640560, 704616, 828960, 854080, 880770, 939488, 1174360, 1281120, 1409232, 1657920, 1761540, 1878976, 2348720, 2562240, 2818464, 3523080, 4697440, 5636928, 7046160, 9394880, 14092320, 28184640]

約数ペア:

[(1, 28184640), (2, 14092320), (3, 9394880), (4, 7046160), (5, 5636928), (6, 4697440), (8, 3523080), (10, 2818464), (11, 2562240), (12, 2348720), (15, 1878976), (16, 1761540), (17, 1657920), (20, 1409232), (22, 1281120), (24, 1174360), (30, 939488), (32, 880770), (33, 854080), (34, 828960), (40, 704616), (44, 640560), (48, 587180), (51, 552640), (55, 512448), (60, 469744), (64, 440385), (66, 427040), (68, 414480), (80, 352308), (85, 331584), (88, 320280), (96, 293590), (102, 276320), (110, 256224), (120, 234872), (132, 213520), (136, 207240), (157, 179520), (160, 176154), (165, 170816), (170, 165792), (176, 160140), (187, 150720), (192, 146795), (204, 138160), (220, 128112), (240, 117436), (255, 110528), (264, 106760), (272, 103620), (314, 89760), (320, 88077), (330, 85408), (340, 82896), (352, 80070), (374, 75360), (408, 69080), (440, 64056), (471, 59840), (480, 58718), (510, 55264), (528, 53380), (544, 51810), (561, 50240), (628, 44880), (660, 42704), (680, 41448), (704, 40035), (748, 37680), (785, 35904), (816, 34540), (880, 32028), (935, 30144), (942, 29920), (960, 29359), (1020, 27632), (1056, 26690), (1088, 25905), (1122, 25120), (1256, 22440), (1320, 21352), (1360, 20724), (1496, 18840), (1570, 17952), (1632, 17270), (1727, 16320), (1760, 16014), (1870, 15072), (1884, 14960), (2040, 13816), (2112, 13345), (2244, 12560), (2355, 11968), (2512, 11220), (2640, 10676), (2669, 10560), (2720, 10362), (2805, 10048), (2992, 9420), (3140, 8976), (3264, 8635), (3454, 8160), (3520, 8007), (3740, 7536), (3768, 7480), (4080, 6908), (4488, 6280), (4710, 5984), (5024, 5610), (5181, 5440), (5280, 5338)]