157213290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{821}}^1$

素因数の和:1335

約数の個数: 64

約数和(自身を含む): 407659392

約数和(自身を除く): 250446102

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 491, 821, 982, 1473, 1642, 2455, 2463, 2946, 4105, 4910, 4926, 6383, 7365, 8210, 10673, 12315, 12766, 14730, 19149, 21346, 24630, 31915, 32019, 38298, 53365, 63830, 64038, 95745, 106730, 160095, 191490, 320190, 403111, 806222, 1209333, 2015555, 2418666, 4031110, 5240443, 6046665, 10480886, 12093330, 15721329, 26202215, 31442658, 52404430, 78606645, 157213290]

約数ペア:

[(1, 157213290), (2, 78606645), (3, 52404430), (5, 31442658), (6, 26202215), (10, 15721329), (13, 12093330), (15, 10480886), (26, 6046665), (30, 5240443), (39, 4031110), (65, 2418666), (78, 2015555), (130, 1209333), (195, 806222), (390, 403111), (491, 320190), (821, 191490), (982, 160095), (1473, 106730), (1642, 95745), (2455, 64038), (2463, 63830), (2946, 53365), (4105, 38298), (4910, 32019), (4926, 31915), (6383, 24630), (7365, 21346), (8210, 19149), (10673, 14730), (12315, 12766)]