783123420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{126719}}^1$

素因数の和:126834

約数の個数: 48

約数和(自身を含む): 2214051840

約数和(自身を除く): 1430928420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 126719, 253438, 380157, 506876, 633595, 760314, 1267190, 1520628, 1900785, 2534380, 3801570, 7603140, 13052057, 26104114, 39156171, 52208228, 65260285, 78312342, 130520570, 156624684, 195780855, 261041140, 391561710, 783123420]

約数ペア:

[(1, 783123420), (2, 391561710), (3, 261041140), (4, 195780855), (5, 156624684), (6, 130520570), (10, 78312342), (12, 65260285), (15, 52208228), (20, 39156171), (30, 26104114), (60, 13052057), (103, 7603140), (206, 3801570), (309, 2534380), (412, 1900785), (515, 1520628), (618, 1267190), (1030, 760314), (1236, 633595), (1545, 506876), (2060, 380157), (3090, 253438), (6180, 126719)]