205465400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 590587200

約数和(自身を除く): 385121800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 89, 97, 100, 119, 136, 140, 170, 175, 178, 194, 200, 238, 280, 340, 350, 356, 388, 425, 445, 476, 485, 595, 623, 679, 680, 700, 712, 776, 850, 890, 952, 970, 1190, 1246, 1358, 1400, 1513, 1649, 1700, 1780, 1940, 2225, 2380, 2425, 2492, 2716, 2975, 3026, 3115, 3298, 3395, 3400, 3560, 3880, 4450, 4760, 4850, 4984, 5432, 5950, 6052, 6230, 6596, 6790, 7565, 8245, 8633, 8900, 9700, 10591, 11543, 11900, 12104, 12460, 13192, 13580, 15130, 15575, 16490, 16975, 17266, 17800, 19400, 21182, 23086, 23800, 24920, 27160, 30260, 31150, 32980, 33950, 34532, 37825, 41225, 42364, 43165, 46172, 52955, 57715, 60431, 60520, 62300, 65960, 67900, 69064, 75650, 82450, 84728, 86330, 92344, 105910, 115430, 120862, 124600, 135800, 146761, 151300, 164900, 172660, 211820, 215825, 230860, 241724, 264775, 288575, 293522, 302155, 302600, 329800, 345320, 423640, 431650, 461720, 483448, 529550, 577150, 587044, 604310, 733805, 863300, 1027327, 1059100, 1154300, 1174088, 1208620, 1467610, 1510775, 1726600, 2054654, 2118200, 2308600, 2417240, 2935220, 3021550, 3669025, 4109308, 5136635, 5870440, 6043100, 7338050, 8218616, 10273270, 12086200, 14676100, 20546540, 25683175, 29352200, 41093080, 51366350, 102732700, 205465400]

約数ペア:

[(1, 205465400), (2, 102732700), (4, 51366350), (5, 41093080), (7, 29352200), (8, 25683175), (10, 20546540), (14, 14676100), (17, 12086200), (20, 10273270), (25, 8218616), (28, 7338050), (34, 6043100), (35, 5870440), (40, 5136635), (50, 4109308), (56, 3669025), (68, 3021550), (70, 2935220), (85, 2417240), (89, 2308600), (97, 2118200), (100, 2054654), (119, 1726600), (136, 1510775), (140, 1467610), (170, 1208620), (175, 1174088), (178, 1154300), (194, 1059100), (200, 1027327), (238, 863300), (280, 733805), (340, 604310), (350, 587044), (356, 577150), (388, 529550), (425, 483448), (445, 461720), (476, 431650), (485, 423640), (595, 345320), (623, 329800), (679, 302600), (680, 302155), (700, 293522), (712, 288575), (776, 264775), (850, 241724), (890, 230860), (952, 215825), (970, 211820), (1190, 172660), (1246, 164900), (1358, 151300), (1400, 146761), (1513, 135800), (1649, 124600), (1700, 120862), (1780, 115430), (1940, 105910), (2225, 92344), (2380, 86330), (2425, 84728), (2492, 82450), (2716, 75650), (2975, 69064), (3026, 67900), (3115, 65960), (3298, 62300), (3395, 60520), (3400, 60431), (3560, 57715), (3880, 52955), (4450, 46172), (4760, 43165), (4850, 42364), (4984, 41225), (5432, 37825), (5950, 34532), (6052, 33950), (6230, 32980), (6596, 31150), (6790, 30260), (7565, 27160), (8245, 24920), (8633, 23800), (8900, 23086), (9700, 21182), (10591, 19400), (11543, 17800), (11900, 17266), (12104, 16975), (12460, 16490), (13192, 15575), (13580, 15130)]