1257666840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3493519}}^1$

素因数の和:3493536

約数の個数: 48

約数和(自身を含む): 4087418400

約数和(自身を除く): 2829751560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3493519, 6987038, 10480557, 13974076, 17467595, 20961114, 27948152, 31441671, 34935190, 41922228, 52402785, 62883342, 69870380, 83844456, 104805570, 125766684, 139740760, 157208355, 209611140, 251533368, 314416710, 419222280, 628833420, 1257666840]

約数ペア:

[(1, 1257666840), (2, 628833420), (3, 419222280), (4, 314416710), (5, 251533368), (6, 209611140), (8, 157208355), (9, 139740760), (10, 125766684), (12, 104805570), (15, 83844456), (18, 69870380), (20, 62883342), (24, 52402785), (30, 41922228), (36, 34935190), (40, 31441671), (45, 27948152), (60, 20961114), (72, 17467595), (90, 13974076), (120, 10480557), (180, 6987038), (360, 3493519)]