57451520

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{229}}^1$

素因数の和:268

約数の個数: 132

約数和(自身を含む): 161017020

約数和(自身を除く): 103565500

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 229, 245, 256, 280, 320, 392, 448, 458, 490, 512, 560, 640, 784, 896, 916, 980, 1024, 1120, 1145, 1280, 1568, 1603, 1792, 1832, 1960, 2240, 2290, 2560, 3136, 3206, 3584, 3664, 3920, 4480, 4580, 5120, 6272, 6412, 7168, 7328, 7840, 8015, 8960, 9160, 11221, 12544, 12824, 14656, 15680, 16030, 17920, 18320, 22442, 25088, 25648, 29312, 31360, 32060, 35840, 36640, 44884, 50176, 51296, 56105, 58624, 62720, 64120, 73280, 89768, 102592, 112210, 117248, 125440, 128240, 146560, 179536, 205184, 224420, 234496, 250880, 256480, 293120, 359072, 410368, 448840, 512960, 586240, 718144, 820736, 897680, 1025920, 1172480, 1436288, 1641472, 1795360, 2051840, 2872576, 3590720, 4103680, 5745152, 7181440, 8207360, 11490304, 14362880, 28725760, 57451520]

約数ペア:

[(1, 57451520), (2, 28725760), (4, 14362880), (5, 11490304), (7, 8207360), (8, 7181440), (10, 5745152), (14, 4103680), (16, 3590720), (20, 2872576), (28, 2051840), (32, 1795360), (35, 1641472), (40, 1436288), (49, 1172480), (56, 1025920), (64, 897680), (70, 820736), (80, 718144), (98, 586240), (112, 512960), (128, 448840), (140, 410368), (160, 359072), (196, 293120), (224, 256480), (229, 250880), (245, 234496), (256, 224420), (280, 205184), (320, 179536), (392, 146560), (448, 128240), (458, 125440), (490, 117248), (512, 112210), (560, 102592), (640, 89768), (784, 73280), (896, 64120), (916, 62720), (980, 58624), (1024, 56105), (1120, 51296), (1145, 50176), (1280, 44884), (1568, 36640), (1603, 35840), (1792, 32060), (1832, 31360), (1960, 29312), (2240, 25648), (2290, 25088), (2560, 22442), (3136, 18320), (3206, 17920), (3584, 16030), (3664, 15680), (3920, 14656), (4480, 12824), (4580, 12544), (5120, 11221), (6272, 9160), (6412, 8960), (7168, 8015), (7328, 7840)]