78840240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4903}}^1$

素因数の和:4986

約数の個数: 80

約数和(自身を含む): 248103168

約数和(自身を除く): 169262928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 120, 134, 201, 240, 268, 335, 402, 536, 670, 804, 1005, 1072, 1340, 1608, 2010, 2680, 3216, 4020, 4903, 5360, 8040, 9806, 14709, 16080, 19612, 24515, 29418, 39224, 49030, 58836, 73545, 78448, 98060, 117672, 147090, 196120, 235344, 294180, 328501, 392240, 588360, 657002, 985503, 1176720, 1314004, 1642505, 1971006, 2628008, 3285010, 3942012, 4927515, 5256016, 6570020, 7884024, 9855030, 13140040, 15768048, 19710060, 26280080, 39420120, 78840240]

約数ペア:

[(1, 78840240), (2, 39420120), (3, 26280080), (4, 19710060), (5, 15768048), (6, 13140040), (8, 9855030), (10, 7884024), (12, 6570020), (15, 5256016), (16, 4927515), (20, 3942012), (24, 3285010), (30, 2628008), (40, 1971006), (48, 1642505), (60, 1314004), (67, 1176720), (80, 985503), (120, 657002), (134, 588360), (201, 392240), (240, 328501), (268, 294180), (335, 235344), (402, 196120), (536, 147090), (670, 117672), (804, 98060), (1005, 78448), (1072, 73545), (1340, 58836), (1608, 49030), (2010, 39224), (2680, 29418), (3216, 24515), (4020, 19612), (4903, 16080), (5360, 14709), (8040, 9806)]