648532080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{128677}}^1$

素因数の和:128703

約数の個数: 120

約数和(自身を含む): 2489147232

約数和(自身を除く): 1840615152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 128677, 257354, 386031, 514708, 643385, 772062, 900739, 1029416, 1158093, 1286770, 1544124, 1801478, 1930155, 2058832, 2316186, 2573540, 2702217, 3088248, 3602956, 3860310, 4503695, 4632372, 5147080, 5404434, 5790465, 6176496, 7205912, 7720620, 8106651, 9007390, 9264744, 10294160, 10808868, 11580930, 13511085, 14411824, 15441240, 16213302, 18014780, 18529488, 21617736, 23161860, 27022170, 30882480, 32426604, 36029560, 40533255, 43235472, 46323720, 54044340, 64853208, 72059120, 81066510, 92647440, 108088680, 129706416, 162133020, 216177360, 324266040, 648532080]

約数ペア:

[(1, 648532080), (2, 324266040), (3, 216177360), (4, 162133020), (5, 129706416), (6, 108088680), (7, 92647440), (8, 81066510), (9, 72059120), (10, 64853208), (12, 54044340), (14, 46323720), (15, 43235472), (16, 40533255), (18, 36029560), (20, 32426604), (21, 30882480), (24, 27022170), (28, 23161860), (30, 21617736), (35, 18529488), (36, 18014780), (40, 16213302), (42, 15441240), (45, 14411824), (48, 13511085), (56, 11580930), (60, 10808868), (63, 10294160), (70, 9264744), (72, 9007390), (80, 8106651), (84, 7720620), (90, 7205912), (105, 6176496), (112, 5790465), (120, 5404434), (126, 5147080), (140, 4632372), (144, 4503695), (168, 3860310), (180, 3602956), (210, 3088248), (240, 2702217), (252, 2573540), (280, 2316186), (315, 2058832), (336, 1930155), (360, 1801478), (420, 1544124), (504, 1286770), (560, 1158093), (630, 1029416), (720, 900739), (840, 772062), (1008, 643385), (1260, 514708), (1680, 386031), (2520, 257354), (5040, 128677)]