64854720

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{3217}}^1$

素因数の和:3247

約数の個数: 168

約数和(自身を含む): 255020064

約数和(自身を除く): 190165344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3217, 3360, 4032, 5040, 6434, 6720, 9651, 10080, 12868, 16085, 19302, 20160, 22519, 25736, 28953, 32170, 38604, 45038, 48255, 51472, 57906, 64340, 67557, 77208, 90076, 96510, 102944, 112595, 115812, 128680, 135114, 144765, 154416, 180152, 193020, 202671, 205888, 225190, 231624, 257360, 270228, 289530, 308832, 337785, 360304, 386040, 405342, 450380, 463248, 514720, 540456, 579060, 617664, 675570, 720608, 772080, 810684, 900760, 926496, 1013355, 1029440, 1080912, 1158120, 1351140, 1441216, 1544160, 1621368, 1801520, 1852992, 2026710, 2161824, 2316240, 2702280, 3088320, 3242736, 3603040, 4053420, 4323648, 4632480, 5404560, 6485472, 7206080, 8106840, 9264960, 10809120, 12970944, 16213680, 21618240, 32427360, 64854720]

約数ペア:

[(1, 64854720), (2, 32427360), (3, 21618240), (4, 16213680), (5, 12970944), (6, 10809120), (7, 9264960), (8, 8106840), (9, 7206080), (10, 6485472), (12, 5404560), (14, 4632480), (15, 4323648), (16, 4053420), (18, 3603040), (20, 3242736), (21, 3088320), (24, 2702280), (28, 2316240), (30, 2161824), (32, 2026710), (35, 1852992), (36, 1801520), (40, 1621368), (42, 1544160), (45, 1441216), (48, 1351140), (56, 1158120), (60, 1080912), (63, 1029440), (64, 1013355), (70, 926496), (72, 900760), (80, 810684), (84, 772080), (90, 720608), (96, 675570), (105, 617664), (112, 579060), (120, 540456), (126, 514720), (140, 463248), (144, 450380), (160, 405342), (168, 386040), (180, 360304), (192, 337785), (210, 308832), (224, 289530), (240, 270228), (252, 257360), (280, 231624), (288, 225190), (315, 205888), (320, 202671), (336, 193020), (360, 180152), (420, 154416), (448, 144765), (480, 135114), (504, 128680), (560, 115812), (576, 112595), (630, 102944), (672, 96510), (720, 90076), (840, 77208), (960, 67557), (1008, 64340), (1120, 57906), (1260, 51472), (1344, 48255), (1440, 45038), (1680, 38604), (2016, 32170), (2240, 28953), (2520, 25736), (2880, 22519), (3217, 20160), (3360, 19302), (4032, 16085), (5040, 12868), (6434, 10080), (6720, 9651)]