262231710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1321}}^1$

素因数の和:1853

約数の個数: 64

約数和(自身を含む): 679613760

約数和(自身を除く): 417382050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 509, 1018, 1321, 1527, 2545, 2642, 3054, 3963, 5090, 6605, 6617, 7635, 7926, 13210, 13234, 15270, 17173, 19815, 19851, 33085, 34346, 39630, 39702, 51519, 66170, 85865, 99255, 103038, 171730, 198510, 257595, 515190, 672389, 1344778, 2017167, 3361945, 4034334, 6723890, 8741057, 10085835, 17482114, 20171670, 26223171, 43705285, 52446342, 87410570, 131115855, 262231710]

約数ペア:

[(1, 262231710), (2, 131115855), (3, 87410570), (5, 52446342), (6, 43705285), (10, 26223171), (13, 20171670), (15, 17482114), (26, 10085835), (30, 8741057), (39, 6723890), (65, 4034334), (78, 3361945), (130, 2017167), (195, 1344778), (390, 672389), (509, 515190), (1018, 257595), (1321, 198510), (1527, 171730), (2545, 103038), (2642, 99255), (3054, 85865), (3963, 66170), (5090, 51519), (6605, 39702), (6617, 39630), (7635, 34346), (7926, 33085), (13210, 19851), (13234, 19815), (15270, 17173)]