179957440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:450

約数の個数: 112

約数和(自身を含む): 465978240

約数和(自身を除く): 286020800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 181, 208, 239, 260, 320, 362, 416, 478, 520, 724, 832, 905, 956, 1040, 1195, 1448, 1810, 1912, 2080, 2353, 2390, 2896, 3107, 3620, 3824, 4160, 4706, 4780, 5792, 6214, 7240, 7648, 9412, 9560, 11584, 11765, 12428, 14480, 15296, 15535, 18824, 19120, 23530, 24856, 28960, 31070, 37648, 38240, 43259, 47060, 49712, 57920, 62140, 75296, 76480, 86518, 94120, 99424, 124280, 150592, 173036, 188240, 198848, 216295, 248560, 346072, 376480, 432590, 497120, 562367, 692144, 752960, 865180, 994240, 1124734, 1384288, 1730360, 2249468, 2768576, 2811835, 3460720, 4498936, 5623670, 6921440, 8997872, 11247340, 13842880, 17995744, 22494680, 35991488, 44989360, 89978720, 179957440]

約数ペア:

[(1, 179957440), (2, 89978720), (4, 44989360), (5, 35991488), (8, 22494680), (10, 17995744), (13, 13842880), (16, 11247340), (20, 8997872), (26, 6921440), (32, 5623670), (40, 4498936), (52, 3460720), (64, 2811835), (65, 2768576), (80, 2249468), (104, 1730360), (130, 1384288), (160, 1124734), (181, 994240), (208, 865180), (239, 752960), (260, 692144), (320, 562367), (362, 497120), (416, 432590), (478, 376480), (520, 346072), (724, 248560), (832, 216295), (905, 198848), (956, 188240), (1040, 173036), (1195, 150592), (1448, 124280), (1810, 99424), (1912, 94120), (2080, 86518), (2353, 76480), (2390, 75296), (2896, 62140), (3107, 57920), (3620, 49712), (3824, 47060), (4160, 43259), (4706, 38240), (4780, 37648), (5792, 31070), (6214, 28960), (7240, 24856), (7648, 23530), (9412, 19120), (9560, 18824), (11584, 15535), (11765, 15296), (12428, 14480)]