257810700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{419}}^1$

素因数の和:736

約数の個数: 144

約数和(自身を含む): 857445120

約数和(自身を除く): 599634420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 293, 300, 350, 419, 420, 525, 586, 700, 838, 879, 1050, 1172, 1257, 1465, 1676, 1758, 2051, 2095, 2100, 2514, 2930, 2933, 3516, 4102, 4190, 4395, 5028, 5860, 5866, 6153, 6285, 7325, 8204, 8380, 8790, 8799, 10255, 10475, 11732, 12306, 12570, 14650, 14665, 17580, 17598, 20510, 20950, 21975, 24612, 25140, 29300, 29330, 30765, 31425, 35196, 41020, 41900, 43950, 43995, 51275, 58660, 61530, 62850, 73325, 87900, 87990, 102550, 122767, 123060, 125700, 146650, 153825, 175980, 205100, 219975, 245534, 293300, 307650, 368301, 439950, 491068, 613835, 615300, 736602, 859369, 879900, 1227670, 1473204, 1718738, 1841505, 2455340, 2578107, 3069175, 3437476, 3683010, 4296845, 5156214, 6138350, 7366020, 8593690, 9207525, 10312428, 12276700, 12890535, 17187380, 18415050, 21484225, 25781070, 36830100, 42968450, 51562140, 64452675, 85936900, 128905350, 257810700]

約数ペア:

[(1, 257810700), (2, 128905350), (3, 85936900), (4, 64452675), (5, 51562140), (6, 42968450), (7, 36830100), (10, 25781070), (12, 21484225), (14, 18415050), (15, 17187380), (20, 12890535), (21, 12276700), (25, 10312428), (28, 9207525), (30, 8593690), (35, 7366020), (42, 6138350), (50, 5156214), (60, 4296845), (70, 3683010), (75, 3437476), (84, 3069175), (100, 2578107), (105, 2455340), (140, 1841505), (150, 1718738), (175, 1473204), (210, 1227670), (293, 879900), (300, 859369), (350, 736602), (419, 615300), (420, 613835), (525, 491068), (586, 439950), (700, 368301), (838, 307650), (879, 293300), (1050, 245534), (1172, 219975), (1257, 205100), (1465, 175980), (1676, 153825), (1758, 146650), (2051, 125700), (2095, 123060), (2100, 122767), (2514, 102550), (2930, 87990), (2933, 87900), (3516, 73325), (4102, 62850), (4190, 61530), (4395, 58660), (5028, 51275), (5860, 43995), (5866, 43950), (6153, 41900), (6285, 41020), (7325, 35196), (8204, 31425), (8380, 30765), (8790, 29330), (8799, 29300), (10255, 25140), (10475, 24612), (11732, 21975), (12306, 20950), (12570, 20510), (14650, 17598), (14665, 17580)]