21610400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:271

約数の個数: 144

約数和(自身を含む): 64120896

約数和(自身を除く): 42510496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 50, 56, 68, 70, 80, 85, 100, 112, 119, 136, 140, 160, 170, 175, 200, 224, 227, 238, 272, 280, 340, 350, 400, 425, 454, 476, 544, 560, 595, 680, 700, 800, 850, 908, 952, 1120, 1135, 1190, 1360, 1400, 1589, 1700, 1816, 1904, 2270, 2380, 2720, 2800, 2975, 3178, 3400, 3632, 3808, 3859, 4540, 4760, 5600, 5675, 5950, 6356, 6800, 7264, 7718, 7945, 9080, 9520, 11350, 11900, 12712, 13600, 15436, 15890, 18160, 19040, 19295, 22700, 23800, 25424, 27013, 30872, 31780, 36320, 38590, 39725, 45400, 47600, 50848, 54026, 61744, 63560, 77180, 79450, 90800, 95200, 96475, 108052, 123488, 127120, 135065, 154360, 158900, 181600, 192950, 216104, 254240, 270130, 308720, 317800, 385900, 432208, 540260, 617440, 635600, 675325, 771800, 864416, 1080520, 1271200, 1350650, 1543600, 2161040, 2701300, 3087200, 4322080, 5402600, 10805200, 21610400]

約数ペア:

[(1, 21610400), (2, 10805200), (4, 5402600), (5, 4322080), (7, 3087200), (8, 2701300), (10, 2161040), (14, 1543600), (16, 1350650), (17, 1271200), (20, 1080520), (25, 864416), (28, 771800), (32, 675325), (34, 635600), (35, 617440), (40, 540260), (50, 432208), (56, 385900), (68, 317800), (70, 308720), (80, 270130), (85, 254240), (100, 216104), (112, 192950), (119, 181600), (136, 158900), (140, 154360), (160, 135065), (170, 127120), (175, 123488), (200, 108052), (224, 96475), (227, 95200), (238, 90800), (272, 79450), (280, 77180), (340, 63560), (350, 61744), (400, 54026), (425, 50848), (454, 47600), (476, 45400), (544, 39725), (560, 38590), (595, 36320), (680, 31780), (700, 30872), (800, 27013), (850, 25424), (908, 23800), (952, 22700), (1120, 19295), (1135, 19040), (1190, 18160), (1360, 15890), (1400, 15436), (1589, 13600), (1700, 12712), (1816, 11900), (1904, 11350), (2270, 9520), (2380, 9080), (2720, 7945), (2800, 7718), (2975, 7264), (3178, 6800), (3400, 6356), (3632, 5950), (3808, 5675), (3859, 5600), (4540, 4760)]