213071600

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{1553}}^1$

素因数の和:1592

約数の個数: 120

約数和(自身を含む): 597357600

約数和(自身を除く): 384286000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 343, 350, 392, 400, 490, 560, 686, 700, 784, 980, 1225, 1372, 1400, 1553, 1715, 1960, 2450, 2744, 2800, 3106, 3430, 3920, 4900, 5488, 6212, 6860, 7765, 8575, 9800, 10871, 12424, 13720, 15530, 17150, 19600, 21742, 24848, 27440, 31060, 34300, 38825, 43484, 54355, 62120, 68600, 76097, 77650, 86968, 108710, 124240, 137200, 152194, 155300, 173936, 217420, 271775, 304388, 310600, 380485, 434840, 532679, 543550, 608776, 621200, 760970, 869680, 1065358, 1087100, 1217552, 1521940, 1902425, 2130716, 2174200, 2663395, 3043880, 3804850, 4261432, 4348400, 5326790, 6087760, 7609700, 8522864, 10653580, 13316975, 15219400, 21307160, 26633950, 30438800, 42614320, 53267900, 106535800, 213071600]

約数ペア:

[(1, 213071600), (2, 106535800), (4, 53267900), (5, 42614320), (7, 30438800), (8, 26633950), (10, 21307160), (14, 15219400), (16, 13316975), (20, 10653580), (25, 8522864), (28, 7609700), (35, 6087760), (40, 5326790), (49, 4348400), (50, 4261432), (56, 3804850), (70, 3043880), (80, 2663395), (98, 2174200), (100, 2130716), (112, 1902425), (140, 1521940), (175, 1217552), (196, 1087100), (200, 1065358), (245, 869680), (280, 760970), (343, 621200), (350, 608776), (392, 543550), (400, 532679), (490, 434840), (560, 380485), (686, 310600), (700, 304388), (784, 271775), (980, 217420), (1225, 173936), (1372, 155300), (1400, 152194), (1553, 137200), (1715, 124240), (1960, 108710), (2450, 86968), (2744, 77650), (2800, 76097), (3106, 68600), (3430, 62120), (3920, 54355), (4900, 43484), (5488, 38825), (6212, 34300), (6860, 31060), (7765, 27440), (8575, 24848), (9800, 21742), (10871, 19600), (12424, 17150), (13720, 15530)]