389116260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166289}}^1$

素因数の和:166317

約数の個数: 72

約数和(自身を含む): 1271120760

約数和(自身を除く): 882004500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 166289, 332578, 498867, 665156, 831445, 997734, 1496601, 1662890, 1995468, 2161757, 2494335, 2993202, 3325780, 4323514, 4988670, 5986404, 6485271, 7483005, 8647028, 9977340, 10808785, 12970542, 14966010, 19455813, 21617570, 25941084, 29932020, 32426355, 38911626, 43235140, 64852710, 77823252, 97279065, 129705420, 194558130, 389116260]

約数ペア:

[(1, 389116260), (2, 194558130), (3, 129705420), (4, 97279065), (5, 77823252), (6, 64852710), (9, 43235140), (10, 38911626), (12, 32426355), (13, 29932020), (15, 25941084), (18, 21617570), (20, 19455813), (26, 14966010), (30, 12970542), (36, 10808785), (39, 9977340), (45, 8647028), (52, 7483005), (60, 6485271), (65, 5986404), (78, 4988670), (90, 4323514), (117, 3325780), (130, 2993202), (156, 2494335), (180, 2161757), (195, 1995468), (234, 1662890), (260, 1496601), (390, 997734), (468, 831445), (585, 665156), (780, 498867), (1170, 332578), (2340, 166289)]