1388610

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 3830400

約数和(自身を除く): 2441790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 139, 185, 222, 270, 278, 333, 370, 417, 555, 666, 695, 834, 999, 1110, 1251, 1390, 1665, 1998, 2085, 2502, 3330, 3753, 4170, 4995, 5143, 6255, 7506, 9990, 10286, 12510, 15429, 18765, 25715, 30858, 37530, 46287, 51430, 77145, 92574, 138861, 154290, 231435, 277722, 462870, 694305, 1388610]

約数ペア:

[(1, 1388610), (2, 694305), (3, 462870), (5, 277722), (6, 231435), (9, 154290), (10, 138861), (15, 92574), (18, 77145), (27, 51430), (30, 46287), (37, 37530), (45, 30858), (54, 25715), (74, 18765), (90, 15429), (111, 12510), (135, 10286), (139, 9990), (185, 7506), (222, 6255), (270, 5143), (278, 4995), (333, 4170), (370, 3753), (417, 3330), (555, 2502), (666, 2085), (695, 1998), (834, 1665), (999, 1390), (1110, 1251)]