28129427520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{1327}}^1$

素因数の和:1729

約数の個数: 224

約数和(自身を含む): 90928521216

約数和(自身を除く): 62799093696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 142, 160, 192, 213, 240, 284, 311, 320, 355, 426, 480, 568, 622, 710, 852, 933, 960, 1065, 1136, 1244, 1327, 1420, 1555, 1704, 1866, 2130, 2272, 2488, 2654, 2840, 3110, 3408, 3732, 3981, 4260, 4544, 4665, 4976, 5308, 5680, 6220, 6635, 6816, 7464, 7962, 8520, 9330, 9952, 10616, 11360, 12440, 13270, 13632, 14928, 15924, 17040, 18660, 19904, 19905, 21232, 22081, 22720, 24880, 26540, 29856, 31848, 34080, 37320, 39810, 42464, 44162, 49760, 53080, 59712, 63696, 66243, 68160, 74640, 79620, 84928, 88324, 94217, 99520, 106160, 110405, 127392, 132486, 149280, 159240, 176648, 188434, 212320, 220810, 254784, 264972, 282651, 298560, 318480, 331215, 353296, 376868, 412697, 424640, 441620, 471085, 529944, 565302, 636960, 662430, 706592, 753736, 825394, 883240, 942170, 1059888, 1130604, 1238091, 1273920, 1324860, 1413184, 1413255, 1507472, 1650788, 1766480, 1884340, 2063485, 2119776, 2261208, 2476182, 2649720, 2826510, 3014944, 3301576, 3532960, 3768680, 4126970, 4239552, 4522416, 4952364, 5299440, 5653020, 6029888, 6190455, 6603152, 7065920, 7537360, 8253940, 9044832, 9904728, 10598880, 11306040, 12380910, 13206304, 15074720, 16507880, 18089664, 19809456, 21197760, 22612080, 24761820, 26412608, 29301487, 30149440, 33015760, 39618912, 45224160, 49523640, 58602974, 66031520, 79237824, 87904461, 90448320, 99047280, 117205948, 132063040, 146507435, 175808922, 198094560, 234411896, 293014870, 351617844, 396189120, 439522305, 468823792, 586029740, 703235688, 879044610, 937647584, 1172059480, 1406471376, 1758089220, 1875295168, 2344118960, 2812942752, 3516178440, 4688237920, 5625885504, 7032356880, 9376475840, 14064713760, 28129427520]

約数ペア:

[(1, 28129427520), (2, 14064713760), (3, 9376475840), (4, 7032356880), (5, 5625885504), (6, 4688237920), (8, 3516178440), (10, 2812942752), (12, 2344118960), (15, 1875295168), (16, 1758089220), (20, 1406471376), (24, 1172059480), (30, 937647584), (32, 879044610), (40, 703235688), (48, 586029740), (60, 468823792), (64, 439522305), (71, 396189120), (80, 351617844), (96, 293014870), (120, 234411896), (142, 198094560), (160, 175808922), (192, 146507435), (213, 132063040), (240, 117205948), (284, 99047280), (311, 90448320), (320, 87904461), (355, 79237824), (426, 66031520), (480, 58602974), (568, 49523640), (622, 45224160), (710, 39618912), (852, 33015760), (933, 30149440), (960, 29301487), (1065, 26412608), (1136, 24761820), (1244, 22612080), (1327, 21197760), (1420, 19809456), (1555, 18089664), (1704, 16507880), (1866, 15074720), (2130, 13206304), (2272, 12380910), (2488, 11306040), (2654, 10598880), (2840, 9904728), (3110, 9044832), (3408, 8253940), (3732, 7537360), (3981, 7065920), (4260, 6603152), (4544, 6190455), (4665, 6029888), (4976, 5653020), (5308, 5299440), (5680, 4952364), (6220, 4522416), (6635, 4239552), (6816, 4126970), (7464, 3768680), (7962, 3532960), (8520, 3301576), (9330, 3014944), (9952, 2826510), (10616, 2649720), (11360, 2476182), (12440, 2261208), (13270, 2119776), (13632, 2063485), (14928, 1884340), (15924, 1766480), (17040, 1650788), (18660, 1507472), (19904, 1413255), (19905, 1413184), (21232, 1324860), (22081, 1273920), (22720, 1238091), (24880, 1130604), (26540, 1059888), (29856, 942170), (31848, 883240), (34080, 825394), (37320, 753736), (39810, 706592), (42464, 662430), (44162, 636960), (49760, 565302), (53080, 529944), (59712, 471085), (63696, 441620), (66243, 424640), (68160, 412697), (74640, 376868), (79620, 353296), (84928, 331215), (88324, 318480), (94217, 298560), (99520, 282651), (106160, 264972), (110405, 254784), (127392, 220810), (132486, 212320), (149280, 188434), (159240, 176648)]