81276630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1093

約数の個数: 64

約数和(自身を含む): 202798080

約数和(自身を除く): 121521450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 59, 94, 118, 141, 177, 235, 282, 295, 354, 470, 590, 705, 885, 977, 1410, 1770, 1954, 2773, 2931, 4885, 5546, 5862, 8319, 9770, 13865, 14655, 16638, 27730, 29310, 41595, 45919, 57643, 83190, 91838, 115286, 137757, 172929, 229595, 275514, 288215, 345858, 459190, 576430, 688785, 864645, 1377570, 1729290, 2709221, 5418442, 8127663, 13546105, 16255326, 27092210, 40638315, 81276630]

約数ペア:

[(1, 81276630), (2, 40638315), (3, 27092210), (5, 16255326), (6, 13546105), (10, 8127663), (15, 5418442), (30, 2709221), (47, 1729290), (59, 1377570), (94, 864645), (118, 688785), (141, 576430), (177, 459190), (235, 345858), (282, 288215), (295, 275514), (354, 229595), (470, 172929), (590, 137757), (705, 115286), (885, 91838), (977, 83190), (1410, 57643), (1770, 45919), (1954, 41595), (2773, 29310), (2931, 27730), (4885, 16638), (5546, 14655), (5862, 13865), (8319, 9770)]