257593284

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2659}}^1$

素因数の和:2711

約数の個数: 120

約数和(自身を含む): 757014720

約数和(自身を除く): 499421436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 52, 54, 69, 78, 81, 92, 108, 117, 138, 156, 162, 207, 234, 276, 299, 324, 351, 414, 468, 598, 621, 702, 828, 897, 1053, 1196, 1242, 1404, 1794, 1863, 2106, 2484, 2659, 2691, 3588, 3726, 4212, 5318, 5382, 7452, 7977, 8073, 10636, 10764, 15954, 16146, 23931, 24219, 31908, 32292, 34567, 47862, 48438, 61157, 69134, 71793, 95724, 96876, 103701, 122314, 138268, 143586, 183471, 207402, 215379, 244628, 287172, 311103, 366942, 414804, 430758, 550413, 622206, 733884, 795041, 861516, 933309, 1100826, 1244412, 1590082, 1651239, 1866618, 2201652, 2385123, 2799927, 3180164, 3302478, 3733236, 4770246, 4953717, 5599854, 6604956, 7155369, 9540492, 9907434, 11199708, 14310738, 19814868, 21466107, 28621476, 42932214, 64398321, 85864428, 128796642, 257593284]

約数ペア:

[(1, 257593284), (2, 128796642), (3, 85864428), (4, 64398321), (6, 42932214), (9, 28621476), (12, 21466107), (13, 19814868), (18, 14310738), (23, 11199708), (26, 9907434), (27, 9540492), (36, 7155369), (39, 6604956), (46, 5599854), (52, 4953717), (54, 4770246), (69, 3733236), (78, 3302478), (81, 3180164), (92, 2799927), (108, 2385123), (117, 2201652), (138, 1866618), (156, 1651239), (162, 1590082), (207, 1244412), (234, 1100826), (276, 933309), (299, 861516), (324, 795041), (351, 733884), (414, 622206), (468, 550413), (598, 430758), (621, 414804), (702, 366942), (828, 311103), (897, 287172), (1053, 244628), (1196, 215379), (1242, 207402), (1404, 183471), (1794, 143586), (1863, 138268), (2106, 122314), (2484, 103701), (2659, 96876), (2691, 95724), (3588, 71793), (3726, 69134), (4212, 61157), (5318, 48438), (5382, 47862), (7452, 34567), (7977, 32292), (8073, 31908), (10636, 24219), (10764, 23931), (15954, 16146)]