64787520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:369

約数の個数: 224

約数和(自身を含む): 243449856

約数和(自身を除く): 178662336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 311, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 622, 651, 672, 744, 840, 868, 930, 933, 960, 992, 1085, 1120, 1240, 1244, 1302, 1344, 1488, 1555, 1680, 1736, 1860, 1866, 1984, 2170, 2177, 2240, 2480, 2488, 2604, 2976, 3110, 3255, 3360, 3472, 3720, 3732, 4340, 4354, 4665, 4960, 4976, 5208, 5952, 6220, 6510, 6531, 6720, 6944, 7440, 7464, 8680, 8708, 9330, 9641, 9920, 9952, 10416, 10885, 12440, 13020, 13062, 13888, 14880, 14928, 17360, 17416, 18660, 19282, 19904, 20832, 21770, 24880, 26040, 26124, 28923, 29760, 29856, 32655, 34720, 34832, 37320, 38564, 41664, 43540, 48205, 49760, 52080, 52248, 57846, 59712, 65310, 67487, 69440, 69664, 74640, 77128, 87080, 96410, 99520, 104160, 104496, 115692, 130620, 134974, 139328, 144615, 149280, 154256, 174160, 192820, 202461, 208320, 208992, 231384, 261240, 269948, 289230, 298560, 308512, 337435, 348320, 385640, 404922, 417984, 462768, 522480, 539896, 578460, 617024, 674870, 696640, 771280, 809844, 925536, 1012305, 1044960, 1079792, 1156920, 1349740, 1542560, 1619688, 1851072, 2024610, 2089920, 2159584, 2313840, 2699480, 3085120, 3239376, 4049220, 4319168, 4627680, 5398960, 6478752, 8098440, 9255360, 10797920, 12957504, 16196880, 21595840, 32393760, 64787520]

約数ペア:

[(1, 64787520), (2, 32393760), (3, 21595840), (4, 16196880), (5, 12957504), (6, 10797920), (7, 9255360), (8, 8098440), (10, 6478752), (12, 5398960), (14, 4627680), (15, 4319168), (16, 4049220), (20, 3239376), (21, 3085120), (24, 2699480), (28, 2313840), (30, 2159584), (31, 2089920), (32, 2024610), (35, 1851072), (40, 1619688), (42, 1542560), (48, 1349740), (56, 1156920), (60, 1079792), (62, 1044960), (64, 1012305), (70, 925536), (80, 809844), (84, 771280), (93, 696640), (96, 674870), (105, 617024), (112, 578460), (120, 539896), (124, 522480), (140, 462768), (155, 417984), (160, 404922), (168, 385640), (186, 348320), (192, 337435), (210, 308512), (217, 298560), (224, 289230), (240, 269948), (248, 261240), (280, 231384), (310, 208992), (311, 208320), (320, 202461), (336, 192820), (372, 174160), (420, 154256), (434, 149280), (448, 144615), (465, 139328), (480, 134974), (496, 130620), (560, 115692), (620, 104496), (622, 104160), (651, 99520), (672, 96410), (744, 87080), (840, 77128), (868, 74640), (930, 69664), (933, 69440), (960, 67487), (992, 65310), (1085, 59712), (1120, 57846), (1240, 52248), (1244, 52080), (1302, 49760), (1344, 48205), (1488, 43540), (1555, 41664), (1680, 38564), (1736, 37320), (1860, 34832), (1866, 34720), (1984, 32655), (2170, 29856), (2177, 29760), (2240, 28923), (2480, 26124), (2488, 26040), (2604, 24880), (2976, 21770), (3110, 20832), (3255, 19904), (3360, 19282), (3472, 18660), (3720, 17416), (3732, 17360), (4340, 14928), (4354, 14880), (4665, 13888), (4960, 13062), (4976, 13020), (5208, 12440), (5952, 10885), (6220, 10416), (6510, 9952), (6531, 9920), (6720, 9641), (6944, 9330), (7440, 8708), (7464, 8680)]