220744080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{306589}}^1$

素因数の和:306608

約数の個数: 60

約数和(自身を含む): 741334620

約数和(自身を除く): 520590540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 306589, 613178, 919767, 1226356, 1532945, 1839534, 2452712, 2759301, 3065890, 3679068, 4598835, 4905424, 5518602, 6131780, 7358136, 9197670, 11037204, 12263560, 13796505, 14716272, 18395340, 22074408, 24527120, 27593010, 36790680, 44148816, 55186020, 73581360, 110372040, 220744080]

約数ペア:

[(1, 220744080), (2, 110372040), (3, 73581360), (4, 55186020), (5, 44148816), (6, 36790680), (8, 27593010), (9, 24527120), (10, 22074408), (12, 18395340), (15, 14716272), (16, 13796505), (18, 12263560), (20, 11037204), (24, 9197670), (30, 7358136), (36, 6131780), (40, 5518602), (45, 4905424), (48, 4598835), (60, 3679068), (72, 3065890), (80, 2759301), (90, 2452712), (120, 1839534), (144, 1532945), (180, 1226356), (240, 919767), (360, 613178), (720, 306589)]