207425960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1111

約数の個数: 128

約数和(自身を含む): 575078400

約数和(自身を除く): 367652440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 434, 460, 620, 644, 713, 805, 868, 920, 1039, 1085, 1240, 1288, 1426, 1610, 1736, 2078, 2170, 2852, 3220, 3565, 4156, 4340, 4991, 5195, 5704, 6440, 7130, 7273, 8312, 8680, 9982, 10390, 14260, 14546, 19964, 20780, 23897, 24955, 28520, 29092, 32209, 36365, 39928, 41560, 47794, 49910, 58184, 64418, 72730, 95588, 99820, 119485, 128836, 145460, 161045, 167279, 191176, 199640, 225463, 238970, 257672, 290920, 322090, 334558, 450926, 477940, 644180, 669116, 740807, 836395, 901852, 955880, 1127315, 1288360, 1338232, 1481614, 1672790, 1803704, 2254630, 2963228, 3345580, 3704035, 4509260, 5185649, 5926456, 6691160, 7408070, 9018520, 10371298, 14816140, 20742596, 25928245, 29632280, 41485192, 51856490, 103712980, 207425960]

約数ペア:

[(1, 207425960), (2, 103712980), (4, 51856490), (5, 41485192), (7, 29632280), (8, 25928245), (10, 20742596), (14, 14816140), (20, 10371298), (23, 9018520), (28, 7408070), (31, 6691160), (35, 5926456), (40, 5185649), (46, 4509260), (56, 3704035), (62, 3345580), (70, 2963228), (92, 2254630), (115, 1803704), (124, 1672790), (140, 1481614), (155, 1338232), (161, 1288360), (184, 1127315), (217, 955880), (230, 901852), (248, 836395), (280, 740807), (310, 669116), (322, 644180), (434, 477940), (460, 450926), (620, 334558), (644, 322090), (713, 290920), (805, 257672), (868, 238970), (920, 225463), (1039, 199640), (1085, 191176), (1240, 167279), (1288, 161045), (1426, 145460), (1610, 128836), (1736, 119485), (2078, 99820), (2170, 95588), (2852, 72730), (3220, 64418), (3565, 58184), (4156, 49910), (4340, 47794), (4991, 41560), (5195, 39928), (5704, 36365), (6440, 32209), (7130, 29092), (7273, 28520), (8312, 24955), (8680, 23897), (9982, 20780), (10390, 19964), (14260, 14546)]