245403984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{983}}^1$

素因数の和:1744

約数の個数: 80

約数和(自身を含む): 726239232

約数和(自身を除く): 480835248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 743, 983, 1486, 1966, 2229, 2949, 2972, 3932, 4458, 5201, 5898, 5944, 6881, 7864, 8916, 10402, 11796, 11888, 13762, 15603, 15728, 17832, 20643, 20804, 23592, 27524, 31206, 35664, 41286, 41608, 47184, 55048, 62412, 82572, 83216, 110096, 124824, 165144, 249648, 330288, 730369, 1460738, 2191107, 2921476, 4382214, 5112583, 5842952, 8764428, 10225166, 11685904, 15337749, 17528856, 20450332, 30675498, 35057712, 40900664, 61350996, 81801328, 122701992, 245403984]

約数ペア:

[(1, 245403984), (2, 122701992), (3, 81801328), (4, 61350996), (6, 40900664), (7, 35057712), (8, 30675498), (12, 20450332), (14, 17528856), (16, 15337749), (21, 11685904), (24, 10225166), (28, 8764428), (42, 5842952), (48, 5112583), (56, 4382214), (84, 2921476), (112, 2191107), (168, 1460738), (336, 730369), (743, 330288), (983, 249648), (1486, 165144), (1966, 124824), (2229, 110096), (2949, 83216), (2972, 82572), (3932, 62412), (4458, 55048), (5201, 47184), (5898, 41608), (5944, 41286), (6881, 35664), (7864, 31206), (8916, 27524), (10402, 23592), (11796, 20804), (11888, 20643), (13762, 17832), (15603, 15728)]