746436780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{5051}}^1$

素因数の和:5887

約数の個数: 72

約数和(自身を含む): 2267398224

約数和(自身を除く): 1520961444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 821, 1642, 2463, 3284, 4105, 4926, 5051, 7389, 8210, 9852, 10102, 12315, 14778, 15153, 16420, 20204, 24630, 25255, 29556, 30306, 36945, 45459, 49260, 50510, 60612, 73890, 75765, 90918, 101020, 147780, 151530, 181836, 227295, 303060, 454590, 909180, 4146871, 8293742, 12440613, 16587484, 20734355, 24881226, 37321839, 41468710, 49762452, 62203065, 74643678, 82937420, 124406130, 149287356, 186609195, 248812260, 373218390, 746436780]

約数ペア:

[(1, 746436780), (2, 373218390), (3, 248812260), (4, 186609195), (5, 149287356), (6, 124406130), (9, 82937420), (10, 74643678), (12, 62203065), (15, 49762452), (18, 41468710), (20, 37321839), (30, 24881226), (36, 20734355), (45, 16587484), (60, 12440613), (90, 8293742), (180, 4146871), (821, 909180), (1642, 454590), (2463, 303060), (3284, 227295), (4105, 181836), (4926, 151530), (5051, 147780), (7389, 101020), (8210, 90918), (9852, 75765), (10102, 73890), (12315, 60612), (14778, 50510), (15153, 49260), (16420, 45459), (20204, 36945), (24630, 30306), (25255, 29556)]