645964920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{41729}}^1$

素因数の和:41789

約数の個数: 96

約数和(自身を含む): 2148260400

約数和(自身を除く): 1502295480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 41729, 83458, 125187, 166916, 208645, 250374, 333832, 375561, 417290, 500748, 625935, 751122, 834580, 1001496, 1251870, 1502244, 1669160, 1794347, 1877805, 2503740, 3004488, 3588694, 3755610, 5007480, 5383041, 7177388, 7511220, 8971735, 10766082, 14354776, 15022440, 16149123, 17943470, 21532164, 26915205, 32298246, 35886940, 43064328, 53830410, 64596492, 71773880, 80745615, 107660820, 129192984, 161491230, 215321640, 322982460, 645964920]

約数ペア:

[(1, 645964920), (2, 322982460), (3, 215321640), (4, 161491230), (5, 129192984), (6, 107660820), (8, 80745615), (9, 71773880), (10, 64596492), (12, 53830410), (15, 43064328), (18, 35886940), (20, 32298246), (24, 26915205), (30, 21532164), (36, 17943470), (40, 16149123), (43, 15022440), (45, 14354776), (60, 10766082), (72, 8971735), (86, 7511220), (90, 7177388), (120, 5383041), (129, 5007480), (172, 3755610), (180, 3588694), (215, 3004488), (258, 2503740), (344, 1877805), (360, 1794347), (387, 1669160), (430, 1502244), (516, 1251870), (645, 1001496), (774, 834580), (860, 751122), (1032, 625935), (1290, 500748), (1548, 417290), (1720, 375561), (1935, 333832), (2580, 250374), (3096, 208645), (3870, 166916), (5160, 125187), (7740, 83458), (15480, 41729)]