178318764

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8861}}^1$

素因数の和:8927

約数の個数: 72

約数和(自身を含む): 496768272

約数和(自身を除く): 318449508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 8861, 10062, 17722, 20124, 26583, 35444, 53166, 79749, 106332, 115193, 159498, 230386, 318996, 345579, 381023, 460772, 691158, 762046, 1036737, 1143069, 1382316, 1524092, 2073474, 2286138, 3429207, 4146948, 4572276, 4953299, 6858414, 9906598, 13716828, 14859897, 19813196, 29719794, 44579691, 59439588, 89159382, 178318764]

約数ペア:

[(1, 178318764), (2, 89159382), (3, 59439588), (4, 44579691), (6, 29719794), (9, 19813196), (12, 14859897), (13, 13716828), (18, 9906598), (26, 6858414), (36, 4953299), (39, 4572276), (43, 4146948), (52, 3429207), (78, 2286138), (86, 2073474), (117, 1524092), (129, 1382316), (156, 1143069), (172, 1036737), (234, 762046), (258, 691158), (387, 460772), (468, 381023), (516, 345579), (559, 318996), (774, 230386), (1118, 159498), (1548, 115193), (1677, 106332), (2236, 79749), (3354, 53166), (5031, 35444), (6708, 26583), (8861, 20124), (10062, 17722)]