80863680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:794

約数の個数: 112

約数和(自身を含む): 259104384

約数和(自身を除く): 178240704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 131, 160, 192, 240, 262, 320, 393, 480, 524, 643, 655, 786, 960, 1048, 1286, 1310, 1572, 1929, 1965, 2096, 2572, 2620, 3144, 3215, 3858, 3930, 4192, 5144, 5240, 6288, 6430, 7716, 7860, 8384, 9645, 10288, 10480, 12576, 12860, 15432, 15720, 19290, 20576, 20960, 25152, 25720, 30864, 31440, 38580, 41152, 41920, 51440, 61728, 62880, 77160, 84233, 102880, 123456, 125760, 154320, 168466, 205760, 252699, 308640, 336932, 421165, 505398, 617280, 673864, 842330, 1010796, 1263495, 1347728, 1684660, 2021592, 2526990, 2695456, 3369320, 4043184, 5053980, 5390912, 6738640, 8086368, 10107960, 13477280, 16172736, 20215920, 26954560, 40431840, 80863680]

約数ペア:

[(1, 80863680), (2, 40431840), (3, 26954560), (4, 20215920), (5, 16172736), (6, 13477280), (8, 10107960), (10, 8086368), (12, 6738640), (15, 5390912), (16, 5053980), (20, 4043184), (24, 3369320), (30, 2695456), (32, 2526990), (40, 2021592), (48, 1684660), (60, 1347728), (64, 1263495), (80, 1010796), (96, 842330), (120, 673864), (131, 617280), (160, 505398), (192, 421165), (240, 336932), (262, 308640), (320, 252699), (393, 205760), (480, 168466), (524, 154320), (643, 125760), (655, 123456), (786, 102880), (960, 84233), (1048, 77160), (1286, 62880), (1310, 61728), (1572, 51440), (1929, 41920), (1965, 41152), (2096, 38580), (2572, 31440), (2620, 30864), (3144, 25720), (3215, 25152), (3858, 20960), (3930, 20576), (4192, 19290), (5144, 15720), (5240, 15432), (6288, 12860), (6430, 12576), (7716, 10480), (7860, 10288), (8384, 9645)]