64505280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 224

約数和(自身を含む): 242864640

約数和(自身を除く): 178359360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 280, 290, 320, 331, 336, 348, 406, 420, 435, 448, 464, 480, 560, 580, 609, 662, 672, 696, 812, 840, 870, 928, 960, 993, 1015, 1120, 1160, 1218, 1324, 1344, 1392, 1624, 1655, 1680, 1740, 1856, 1986, 2030, 2240, 2317, 2320, 2436, 2648, 2784, 3045, 3248, 3310, 3360, 3480, 3972, 4060, 4634, 4640, 4872, 4965, 5296, 5568, 6090, 6496, 6620, 6720, 6951, 6960, 7944, 8120, 9268, 9280, 9599, 9744, 9930, 10592, 11585, 12180, 12992, 13240, 13902, 13920, 15888, 16240, 18536, 19198, 19488, 19860, 21184, 23170, 24360, 26480, 27804, 27840, 28797, 31776, 32480, 34755, 37072, 38396, 38976, 39720, 46340, 47995, 48720, 52960, 55608, 57594, 63552, 64960, 67193, 69510, 74144, 76792, 79440, 92680, 95990, 97440, 105920, 111216, 115188, 134386, 139020, 143985, 148288, 153584, 158880, 185360, 191980, 194880, 201579, 222432, 230376, 268772, 278040, 287970, 307168, 317760, 335965, 370720, 383960, 403158, 444864, 460752, 537544, 556080, 575940, 614336, 671930, 741440, 767920, 806316, 921504, 1007895, 1075088, 1112160, 1151880, 1343860, 1535840, 1612632, 1843008, 2015790, 2150176, 2224320, 2303760, 2687720, 3071680, 3225264, 4031580, 4300352, 4607520, 5375440, 6450528, 8063160, 9215040, 10750880, 12901056, 16126320, 21501760, 32252640, 64505280]

約数ペア:

[(1, 64505280), (2, 32252640), (3, 21501760), (4, 16126320), (5, 12901056), (6, 10750880), (7, 9215040), (8, 8063160), (10, 6450528), (12, 5375440), (14, 4607520), (15, 4300352), (16, 4031580), (20, 3225264), (21, 3071680), (24, 2687720), (28, 2303760), (29, 2224320), (30, 2150176), (32, 2015790), (35, 1843008), (40, 1612632), (42, 1535840), (48, 1343860), (56, 1151880), (58, 1112160), (60, 1075088), (64, 1007895), (70, 921504), (80, 806316), (84, 767920), (87, 741440), (96, 671930), (105, 614336), (112, 575940), (116, 556080), (120, 537544), (140, 460752), (145, 444864), (160, 403158), (168, 383960), (174, 370720), (192, 335965), (203, 317760), (210, 307168), (224, 287970), (232, 278040), (240, 268772), (280, 230376), (290, 222432), (320, 201579), (331, 194880), (336, 191980), (348, 185360), (406, 158880), (420, 153584), (435, 148288), (448, 143985), (464, 139020), (480, 134386), (560, 115188), (580, 111216), (609, 105920), (662, 97440), (672, 95990), (696, 92680), (812, 79440), (840, 76792), (870, 74144), (928, 69510), (960, 67193), (993, 64960), (1015, 63552), (1120, 57594), (1160, 55608), (1218, 52960), (1324, 48720), (1344, 47995), (1392, 46340), (1624, 39720), (1655, 38976), (1680, 38396), (1740, 37072), (1856, 34755), (1986, 32480), (2030, 31776), (2240, 28797), (2317, 27840), (2320, 27804), (2436, 26480), (2648, 24360), (2784, 23170), (3045, 21184), (3248, 19860), (3310, 19488), (3360, 19198), (3480, 18536), (3972, 16240), (4060, 15888), (4634, 13920), (4640, 13902), (4872, 13240), (4965, 12992), (5296, 12180), (5568, 11585), (6090, 10592), (6496, 9930), (6620, 9744), (6720, 9599), (6951, 9280), (6960, 9268), (7944, 8120)]