1227386880

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{6659}}^1$

素因数の和:6694

約数の個数: 156

約数和(自身を含む): 4255060680

約数和(自身を除く): 3027673800

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, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4096, 4608, 5120, 5760, 6144, 6659, 7680, 9216, 10240, 11520, 12288, 13318, 15360, 18432, 19977, 20480, 23040, 26636, 30720, 33295, 36864, 39954, 46080, 53272, 59931, 61440, 66590, 79908, 92160, 99885, 106544, 119862, 133180, 159816, 184320, 199770, 213088, 239724, 266360, 299655, 319632, 399540, 426176, 479448, 532720, 599310, 639264, 799080, 852352, 958896, 1065440, 1198620, 1278528, 1598160, 1704704, 1917792, 2130880, 2397240, 2557056, 3196320, 3409408, 3835584, 4261760, 4794480, 5114112, 6392640, 6818816, 7671168, 8523520, 9588960, 10228224, 12785280, 13637632, 15342336, 17047040, 19177920, 20456448, 25570560, 27275264, 30684672, 34094080, 38355840, 40912896, 51141120, 61369344, 68188160, 76711680, 81825792, 102282240, 122738688, 136376320, 153423360, 204564480, 245477376, 306846720, 409128960, 613693440, 1227386880]

約数ペア:

[(1, 1227386880), (2, 613693440), (3, 409128960), (4, 306846720), (5, 245477376), (6, 204564480), (8, 153423360), (9, 136376320), (10, 122738688), (12, 102282240), (15, 81825792), (16, 76711680), (18, 68188160), (20, 61369344), (24, 51141120), (30, 40912896), (32, 38355840), (36, 34094080), (40, 30684672), (45, 27275264), (48, 25570560), (60, 20456448), (64, 19177920), (72, 17047040), (80, 15342336), (90, 13637632), (96, 12785280), (120, 10228224), (128, 9588960), (144, 8523520), (160, 7671168), (180, 6818816), (192, 6392640), (240, 5114112), (256, 4794480), (288, 4261760), (320, 3835584), (360, 3409408), (384, 3196320), (480, 2557056), (512, 2397240), (576, 2130880), (640, 1917792), (720, 1704704), (768, 1598160), (960, 1278528), (1024, 1198620), (1152, 1065440), (1280, 958896), (1440, 852352), (1536, 799080), (1920, 639264), (2048, 599310), (2304, 532720), (2560, 479448), (2880, 426176), (3072, 399540), (3840, 319632), (4096, 299655), (4608, 266360), (5120, 239724), (5760, 213088), (6144, 199770), (6659, 184320), (7680, 159816), (9216, 133180), (10240, 119862), (11520, 106544), (12288, 99885), (13318, 92160), (15360, 79908), (18432, 66590), (19977, 61440), (20480, 59931), (23040, 53272), (26636, 46080), (30720, 39954), (33295, 36864)]