490517720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2377}}^1$

素因数の和:2473

約数の個数: 128

約数和(自身を含む): 1397122560

約数和(自身を除く): 906604840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 67, 70, 77, 88, 110, 134, 140, 154, 220, 268, 280, 308, 335, 385, 440, 469, 536, 616, 670, 737, 770, 938, 1340, 1474, 1540, 1876, 2345, 2377, 2680, 2948, 3080, 3685, 3752, 4690, 4754, 5159, 5896, 7370, 9380, 9508, 10318, 11885, 14740, 16639, 18760, 19016, 20636, 23770, 25795, 26147, 29480, 33278, 41272, 47540, 51590, 52294, 66556, 83195, 95080, 103180, 104588, 130735, 133112, 159259, 166390, 183029, 206360, 209176, 261470, 318518, 332780, 366058, 522940, 637036, 665560, 732116, 796295, 915145, 1045880, 1114813, 1274072, 1464232, 1592590, 1751849, 1830290, 2229626, 3185180, 3503698, 3660580, 4459252, 5574065, 6370360, 7007396, 7321160, 8759245, 8918504, 11148130, 12262943, 14014792, 17518490, 22296260, 24525886, 35036980, 44592520, 49051772, 61314715, 70073960, 98103544, 122629430, 245258860, 490517720]

約数ペア:

[(1, 490517720), (2, 245258860), (4, 122629430), (5, 98103544), (7, 70073960), (8, 61314715), (10, 49051772), (11, 44592520), (14, 35036980), (20, 24525886), (22, 22296260), (28, 17518490), (35, 14014792), (40, 12262943), (44, 11148130), (55, 8918504), (56, 8759245), (67, 7321160), (70, 7007396), (77, 6370360), (88, 5574065), (110, 4459252), (134, 3660580), (140, 3503698), (154, 3185180), (220, 2229626), (268, 1830290), (280, 1751849), (308, 1592590), (335, 1464232), (385, 1274072), (440, 1114813), (469, 1045880), (536, 915145), (616, 796295), (670, 732116), (737, 665560), (770, 637036), (938, 522940), (1340, 366058), (1474, 332780), (1540, 318518), (1876, 261470), (2345, 209176), (2377, 206360), (2680, 183029), (2948, 166390), (3080, 159259), (3685, 133112), (3752, 130735), (4690, 104588), (4754, 103180), (5159, 95080), (5896, 83195), (7370, 66556), (9380, 52294), (9508, 51590), (10318, 47540), (11885, 41272), (14740, 33278), (16639, 29480), (18760, 26147), (19016, 25795), (20636, 23770)]