129977190

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{68771}}^1$

素因数の和:68794

約数の個数: 64

約数和(自身を含む): 396126720

約数和(自身を除く): 266149530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 68771, 137542, 206313, 343855, 412626, 481397, 618939, 687710, 962794, 1031565, 1237878, 1444191, 1856817, 2063130, 2406985, 2888382, 3094695, 3713634, 4332573, 4813970, 6189390, 7220955, 8665146, 9284085, 12997719, 14441910, 18568170, 21662865, 25995438, 43325730, 64988595, 129977190]

約数ペア:

[(1, 129977190), (2, 64988595), (3, 43325730), (5, 25995438), (6, 21662865), (7, 18568170), (9, 14441910), (10, 12997719), (14, 9284085), (15, 8665146), (18, 7220955), (21, 6189390), (27, 4813970), (30, 4332573), (35, 3713634), (42, 3094695), (45, 2888382), (54, 2406985), (63, 2063130), (70, 1856817), (90, 1444191), (105, 1237878), (126, 1031565), (135, 962794), (189, 687710), (210, 618939), (270, 481397), (315, 412626), (378, 343855), (630, 206313), (945, 137542), (1890, 68771)]