78689220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4217}}^1$

素因数の和:4540

約数の個数: 48

約数和(自身を含む): 221090688

約数和(自身を除く): 142401468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1244, 1555, 1866, 3110, 3732, 4217, 4665, 6220, 8434, 9330, 12651, 16868, 18660, 21085, 25302, 42170, 50604, 63255, 84340, 126510, 253020, 1311487, 2622974, 3934461, 5245948, 6557435, 7868922, 13114870, 15737844, 19672305, 26229740, 39344610, 78689220]

約数ペア:

[(1, 78689220), (2, 39344610), (3, 26229740), (4, 19672305), (5, 15737844), (6, 13114870), (10, 7868922), (12, 6557435), (15, 5245948), (20, 3934461), (30, 2622974), (60, 1311487), (311, 253020), (622, 126510), (933, 84340), (1244, 63255), (1555, 50604), (1866, 42170), (3110, 25302), (3732, 21085), (4217, 18660), (4665, 16868), (6220, 12651), (8434, 9330)]