78120870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{42689}}^1$

素因数の和:42760

約数の個数: 32

約数和(自身を含む): 190568160

約数和(自身を除く): 112447290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 42689, 85378, 128067, 213445, 256134, 426890, 640335, 1280670, 2604029, 5208058, 7812087, 13020145, 15624174, 26040290, 39060435, 78120870]

約数ペア:

[(1, 78120870), (2, 39060435), (3, 26040290), (5, 15624174), (6, 13020145), (10, 7812087), (15, 5208058), (30, 2604029), (61, 1280670), (122, 640335), (183, 426890), (305, 256134), (366, 213445), (610, 128067), (915, 85378), (1830, 42689)]