81356760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3373}}^1$

素因数の和:3457

約数の個数: 96

約数和(自身を含む): 268435440

約数和(自身を除く): 187078680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 67, 72, 90, 120, 134, 180, 201, 268, 335, 360, 402, 536, 603, 670, 804, 1005, 1206, 1340, 1608, 2010, 2412, 2680, 3015, 3373, 4020, 4824, 6030, 6746, 8040, 10119, 12060, 13492, 16865, 20238, 24120, 26984, 30357, 33730, 40476, 50595, 60714, 67460, 80952, 101190, 121428, 134920, 151785, 202380, 225991, 242856, 303570, 404760, 451982, 607140, 677973, 903964, 1129955, 1214280, 1355946, 1807928, 2033919, 2259910, 2711892, 3389865, 4067838, 4519820, 5423784, 6779730, 8135676, 9039640, 10169595, 13559460, 16271352, 20339190, 27118920, 40678380, 81356760]

約数ペア:

[(1, 81356760), (2, 40678380), (3, 27118920), (4, 20339190), (5, 16271352), (6, 13559460), (8, 10169595), (9, 9039640), (10, 8135676), (12, 6779730), (15, 5423784), (18, 4519820), (20, 4067838), (24, 3389865), (30, 2711892), (36, 2259910), (40, 2033919), (45, 1807928), (60, 1355946), (67, 1214280), (72, 1129955), (90, 903964), (120, 677973), (134, 607140), (180, 451982), (201, 404760), (268, 303570), (335, 242856), (360, 225991), (402, 202380), (536, 151785), (603, 134920), (670, 121428), (804, 101190), (1005, 80952), (1206, 67460), (1340, 60714), (1608, 50595), (2010, 40476), (2412, 33730), (2680, 30357), (3015, 26984), (3373, 24120), (4020, 20238), (4824, 16865), (6030, 13492), (6746, 12060), (8040, 10119)]