19250700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 64995840

約数和(自身を除く): 45745140

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, 89, 100, 103, 105, 140, 150, 175, 178, 206, 210, 267, 300, 309, 350, 356, 412, 420, 445, 515, 525, 534, 618, 623, 700, 721, 890, 1030, 1050, 1068, 1236, 1246, 1335, 1442, 1545, 1780, 1869, 2060, 2100, 2163, 2225, 2492, 2575, 2670, 2884, 3090, 3115, 3605, 3738, 4326, 4450, 5150, 5340, 6180, 6230, 6675, 7210, 7476, 7725, 8652, 8900, 9167, 9345, 10300, 10815, 12460, 13350, 14420, 15450, 15575, 18025, 18334, 18690, 21630, 26700, 27501, 30900, 31150, 36050, 36668, 37380, 43260, 45835, 46725, 54075, 55002, 62300, 64169, 72100, 91670, 93450, 108150, 110004, 128338, 137505, 183340, 186900, 192507, 216300, 229175, 256676, 275010, 320845, 385014, 458350, 550020, 641690, 687525, 770028, 916700, 962535, 1283380, 1375050, 1604225, 1925070, 2750100, 3208450, 3850140, 4812675, 6416900, 9625350, 19250700]

約数ペア:

[(1, 19250700), (2, 9625350), (3, 6416900), (4, 4812675), (5, 3850140), (6, 3208450), (7, 2750100), (10, 1925070), (12, 1604225), (14, 1375050), (15, 1283380), (20, 962535), (21, 916700), (25, 770028), (28, 687525), (30, 641690), (35, 550020), (42, 458350), (50, 385014), (60, 320845), (70, 275010), (75, 256676), (84, 229175), (89, 216300), (100, 192507), (103, 186900), (105, 183340), (140, 137505), (150, 128338), (175, 110004), (178, 108150), (206, 93450), (210, 91670), (267, 72100), (300, 64169), (309, 62300), (350, 55002), (356, 54075), (412, 46725), (420, 45835), (445, 43260), (515, 37380), (525, 36668), (534, 36050), (618, 31150), (623, 30900), (700, 27501), (721, 26700), (890, 21630), (1030, 18690), (1050, 18334), (1068, 18025), (1236, 15575), (1246, 15450), (1335, 14420), (1442, 13350), (1545, 12460), (1780, 10815), (1869, 10300), (2060, 9345), (2100, 9167), (2163, 8900), (2225, 8652), (2492, 7725), (2575, 7476), (2670, 7210), (2884, 6675), (3090, 6230), (3115, 6180), (3605, 5340), (3738, 5150), (4326, 4450)]