77945280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{1657}}^1$

素因数の和:1691

約数の個数: 168

約数和(自身を含む): 288054288

約数和(自身を除く): 210109008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1657, 1680, 1960, 2240, 2352, 2940, 3136, 3314, 3360, 3920, 4704, 4971, 5880, 6628, 6720, 7840, 8285, 9408, 9942, 11599, 11760, 13256, 15680, 16570, 19884, 23198, 23520, 24855, 26512, 33140, 34797, 39768, 46396, 47040, 49710, 53024, 57995, 66280, 69594, 79536, 81193, 92792, 99420, 106048, 115990, 132560, 139188, 159072, 162386, 173985, 185584, 198840, 231980, 243579, 265120, 278376, 318144, 324772, 347970, 371168, 397680, 405965, 463960, 487158, 530240, 556752, 649544, 695940, 742336, 795360, 811930, 927920, 974316, 1113504, 1217895, 1299088, 1391880, 1590720, 1623860, 1855840, 1948632, 2227008, 2435790, 2598176, 2783760, 3247720, 3711680, 3897264, 4871580, 5196352, 5567520, 6495440, 7794528, 9743160, 11135040, 12990880, 15589056, 19486320, 25981760, 38972640, 77945280]

約数ペア:

[(1, 77945280), (2, 38972640), (3, 25981760), (4, 19486320), (5, 15589056), (6, 12990880), (7, 11135040), (8, 9743160), (10, 7794528), (12, 6495440), (14, 5567520), (15, 5196352), (16, 4871580), (20, 3897264), (21, 3711680), (24, 3247720), (28, 2783760), (30, 2598176), (32, 2435790), (35, 2227008), (40, 1948632), (42, 1855840), (48, 1623860), (49, 1590720), (56, 1391880), (60, 1299088), (64, 1217895), (70, 1113504), (80, 974316), (84, 927920), (96, 811930), (98, 795360), (105, 742336), (112, 695940), (120, 649544), (140, 556752), (147, 530240), (160, 487158), (168, 463960), (192, 405965), (196, 397680), (210, 371168), (224, 347970), (240, 324772), (245, 318144), (280, 278376), (294, 265120), (320, 243579), (336, 231980), (392, 198840), (420, 185584), (448, 173985), (480, 162386), (490, 159072), (560, 139188), (588, 132560), (672, 115990), (735, 106048), (784, 99420), (840, 92792), (960, 81193), (980, 79536), (1120, 69594), (1176, 66280), (1344, 57995), (1470, 53024), (1568, 49710), (1657, 47040), (1680, 46396), (1960, 39768), (2240, 34797), (2352, 33140), (2940, 26512), (3136, 24855), (3314, 23520), (3360, 23198), (3920, 19884), (4704, 16570), (4971, 15680), (5880, 13256), (6628, 11760), (6720, 11599), (7840, 9942), (8285, 9408)]