71814400

素因数分解:

$2^8\times 5^2\times 7^2\times {\mathrm{229}}^1$

素因数の和:269

約数の個数: 162

約数和(自身を含む): 207675510

約数和(自身を除く): 135861110

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 229, 245, 256, 280, 320, 350, 392, 400, 448, 458, 490, 560, 640, 700, 784, 800, 896, 916, 980, 1120, 1145, 1225, 1280, 1400, 1568, 1600, 1603, 1792, 1832, 1960, 2240, 2290, 2450, 2800, 3136, 3200, 3206, 3664, 3920, 4480, 4580, 4900, 5600, 5725, 6272, 6400, 6412, 7328, 7840, 8015, 8960, 9160, 9800, 11200, 11221, 11450, 12544, 12824, 14656, 15680, 16030, 18320, 19600, 22400, 22442, 22900, 25648, 29312, 31360, 32060, 36640, 39200, 40075, 44800, 44884, 45800, 51296, 56105, 58624, 62720, 64120, 73280, 78400, 80150, 89768, 91600, 102592, 112210, 128240, 146560, 156800, 160300, 179536, 183200, 205184, 224420, 256480, 280525, 293120, 313600, 320600, 359072, 366400, 410368, 448840, 512960, 561050, 641200, 718144, 732800, 897680, 1025920, 1122100, 1282400, 1436288, 1465600, 1795360, 2051840, 2244200, 2564800, 2872576, 3590720, 4488400, 5129600, 7181440, 8976800, 10259200, 14362880, 17953600, 35907200, 71814400]

約数ペア:

[(1, 71814400), (2, 35907200), (4, 17953600), (5, 14362880), (7, 10259200), (8, 8976800), (10, 7181440), (14, 5129600), (16, 4488400), (20, 3590720), (25, 2872576), (28, 2564800), (32, 2244200), (35, 2051840), (40, 1795360), (49, 1465600), (50, 1436288), (56, 1282400), (64, 1122100), (70, 1025920), (80, 897680), (98, 732800), (100, 718144), (112, 641200), (128, 561050), (140, 512960), (160, 448840), (175, 410368), (196, 366400), (200, 359072), (224, 320600), (229, 313600), (245, 293120), (256, 280525), (280, 256480), (320, 224420), (350, 205184), (392, 183200), (400, 179536), (448, 160300), (458, 156800), (490, 146560), (560, 128240), (640, 112210), (700, 102592), (784, 91600), (800, 89768), (896, 80150), (916, 78400), (980, 73280), (1120, 64120), (1145, 62720), (1225, 58624), (1280, 56105), (1400, 51296), (1568, 45800), (1600, 44884), (1603, 44800), (1792, 40075), (1832, 39200), (1960, 36640), (2240, 32060), (2290, 31360), (2450, 29312), (2800, 25648), (3136, 22900), (3200, 22442), (3206, 22400), (3664, 19600), (3920, 18320), (4480, 16030), (4580, 15680), (4900, 14656), (5600, 12824), (5725, 12544), (6272, 11450), (6400, 11221), (6412, 11200), (7328, 9800), (7840, 9160), (8015, 8960)]