78347520

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{2267}}^1$

素因数の和:2297

約数の個数: 144

約数和(自身を含む): 278147520

約数和(自身を除く): 199800000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2267, 2304, 2880, 3456, 3840, 4320, 4534, 5760, 6801, 6912, 8640, 9068, 11335, 11520, 13602, 17280, 18136, 20403, 22670, 27204, 34005, 34560, 36272, 40806, 45340, 54408, 61209, 68010, 72544, 81612, 90680, 102015, 108816, 122418, 136020, 145088, 163224, 181360, 204030, 217632, 244836, 272040, 290176, 306045, 326448, 362720, 408060, 435264, 489672, 544080, 580352, 612090, 652896, 725440, 816120, 870528, 979344, 1088160, 1224180, 1305792, 1450880, 1632240, 1741056, 1958688, 2176320, 2448360, 2611584, 2901760, 3264480, 3917376, 4352640, 4896720, 5223168, 6528960, 7834752, 8705280, 9793440, 13057920, 15669504, 19586880, 26115840, 39173760, 78347520]

約数ペア:

[(1, 78347520), (2, 39173760), (3, 26115840), (4, 19586880), (5, 15669504), (6, 13057920), (8, 9793440), (9, 8705280), (10, 7834752), (12, 6528960), (15, 5223168), (16, 4896720), (18, 4352640), (20, 3917376), (24, 3264480), (27, 2901760), (30, 2611584), (32, 2448360), (36, 2176320), (40, 1958688), (45, 1741056), (48, 1632240), (54, 1450880), (60, 1305792), (64, 1224180), (72, 1088160), (80, 979344), (90, 870528), (96, 816120), (108, 725440), (120, 652896), (128, 612090), (135, 580352), (144, 544080), (160, 489672), (180, 435264), (192, 408060), (216, 362720), (240, 326448), (256, 306045), (270, 290176), (288, 272040), (320, 244836), (360, 217632), (384, 204030), (432, 181360), (480, 163224), (540, 145088), (576, 136020), (640, 122418), (720, 108816), (768, 102015), (864, 90680), (960, 81612), (1080, 72544), (1152, 68010), (1280, 61209), (1440, 54408), (1728, 45340), (1920, 40806), (2160, 36272), (2267, 34560), (2304, 34005), (2880, 27204), (3456, 22670), (3840, 20403), (4320, 18136), (4534, 17280), (5760, 13602), (6801, 11520), (6912, 11335), (8640, 9068)]