494074880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{571}}^1$

素因数の和:622

約数の個数: 132

約数和(自身を含む): 1285630632

約数和(自身を除く): 791555752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 416, 512, 520, 571, 640, 676, 832, 845, 1024, 1040, 1142, 1280, 1352, 1664, 1690, 2080, 2284, 2560, 2704, 2855, 3328, 3380, 4160, 4568, 5120, 5408, 5710, 6656, 6760, 7423, 8320, 9136, 10816, 11420, 13312, 13520, 14846, 16640, 18272, 21632, 22840, 27040, 29692, 33280, 36544, 37115, 43264, 45680, 54080, 59384, 66560, 73088, 74230, 86528, 91360, 96499, 108160, 118768, 146176, 148460, 173056, 182720, 192998, 216320, 237536, 292352, 296920, 365440, 385996, 432640, 475072, 482495, 584704, 593840, 730880, 771992, 865280, 950144, 964990, 1187680, 1461760, 1543984, 1900288, 1929980, 2375360, 2923520, 3087968, 3800576, 3859960, 4750720, 6175936, 7601152, 7719920, 9501440, 12351872, 15439840, 19002880, 24703744, 30879680, 38005760, 49407488, 61759360, 98814976, 123518720, 247037440, 494074880]

約数ペア:

[(1, 494074880), (2, 247037440), (4, 123518720), (5, 98814976), (8, 61759360), (10, 49407488), (13, 38005760), (16, 30879680), (20, 24703744), (26, 19002880), (32, 15439840), (40, 12351872), (52, 9501440), (64, 7719920), (65, 7601152), (80, 6175936), (104, 4750720), (128, 3859960), (130, 3800576), (160, 3087968), (169, 2923520), (208, 2375360), (256, 1929980), (260, 1900288), (320, 1543984), (338, 1461760), (416, 1187680), (512, 964990), (520, 950144), (571, 865280), (640, 771992), (676, 730880), (832, 593840), (845, 584704), (1024, 482495), (1040, 475072), (1142, 432640), (1280, 385996), (1352, 365440), (1664, 296920), (1690, 292352), (2080, 237536), (2284, 216320), (2560, 192998), (2704, 182720), (2855, 173056), (3328, 148460), (3380, 146176), (4160, 118768), (4568, 108160), (5120, 96499), (5408, 91360), (5710, 86528), (6656, 74230), (6760, 73088), (7423, 66560), (8320, 59384), (9136, 54080), (10816, 45680), (11420, 43264), (13312, 37115), (13520, 36544), (14846, 33280), (16640, 29692), (18272, 27040), (21632, 22840)]