78828480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 168

約数和(自身を含む): 274832064

約数和(自身を除く): 196003584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 101, 120, 144, 160, 180, 192, 202, 240, 271, 288, 303, 320, 360, 404, 480, 505, 542, 576, 606, 720, 808, 813, 909, 960, 1010, 1084, 1212, 1355, 1440, 1515, 1616, 1626, 1818, 2020, 2168, 2424, 2439, 2710, 2880, 3030, 3232, 3252, 3636, 4040, 4065, 4336, 4545, 4848, 4878, 5420, 6060, 6464, 6504, 7272, 8080, 8130, 8672, 9090, 9696, 9756, 10840, 12120, 12195, 13008, 14544, 16160, 16260, 17344, 18180, 19392, 19512, 21680, 24240, 24390, 26016, 27371, 29088, 32320, 32520, 36360, 39024, 43360, 48480, 48780, 52032, 54742, 58176, 65040, 72720, 78048, 82113, 86720, 96960, 97560, 109484, 130080, 136855, 145440, 156096, 164226, 195120, 218968, 246339, 260160, 273710, 290880, 328452, 390240, 410565, 437936, 492678, 547420, 656904, 780480, 821130, 875872, 985356, 1094840, 1231695, 1313808, 1642260, 1751744, 1970712, 2189680, 2463390, 2627616, 3284520, 3941424, 4379360, 4926780, 5255232, 6569040, 7882848, 8758720, 9853560, 13138080, 15765696, 19707120, 26276160, 39414240, 78828480]

約数ペア:

[(1, 78828480), (2, 39414240), (3, 26276160), (4, 19707120), (5, 15765696), (6, 13138080), (8, 9853560), (9, 8758720), (10, 7882848), (12, 6569040), (15, 5255232), (16, 4926780), (18, 4379360), (20, 3941424), (24, 3284520), (30, 2627616), (32, 2463390), (36, 2189680), (40, 1970712), (45, 1751744), (48, 1642260), (60, 1313808), (64, 1231695), (72, 1094840), (80, 985356), (90, 875872), (96, 821130), (101, 780480), (120, 656904), (144, 547420), (160, 492678), (180, 437936), (192, 410565), (202, 390240), (240, 328452), (271, 290880), (288, 273710), (303, 260160), (320, 246339), (360, 218968), (404, 195120), (480, 164226), (505, 156096), (542, 145440), (576, 136855), (606, 130080), (720, 109484), (808, 97560), (813, 96960), (909, 86720), (960, 82113), (1010, 78048), (1084, 72720), (1212, 65040), (1355, 58176), (1440, 54742), (1515, 52032), (1616, 48780), (1626, 48480), (1818, 43360), (2020, 39024), (2168, 36360), (2424, 32520), (2439, 32320), (2710, 29088), (2880, 27371), (3030, 26016), (3232, 24390), (3252, 24240), (3636, 21680), (4040, 19512), (4065, 19392), (4336, 18180), (4545, 17344), (4848, 16260), (4878, 16160), (5420, 14544), (6060, 13008), (6464, 12195), (6504, 12120), (7272, 10840), (8080, 9756), (8130, 9696), (8672, 9090)]