68749740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{381943}}^1$

素因数の和:381958

約数の個数: 36

約数和(自身を含む): 208541424

約数和(自身を除く): 139791684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 381943, 763886, 1145829, 1527772, 1909715, 2291658, 3437487, 3819430, 4583316, 5729145, 6874974, 7638860, 11458290, 13749948, 17187435, 22916580, 34374870, 68749740]

約数ペア:

[(1, 68749740), (2, 34374870), (3, 22916580), (4, 17187435), (5, 13749948), (6, 11458290), (9, 7638860), (10, 6874974), (12, 5729145), (15, 4583316), (18, 3819430), (20, 3437487), (30, 2291658), (36, 1909715), (45, 1527772), (60, 1145829), (90, 763886), (180, 381943)]