79789740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{69991}}^1$

素因数の和:70022

約数の個数: 48

約数和(自身を含む): 235173120

約数和(自身を除く): 155383380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 69991, 139982, 209973, 279964, 349955, 419946, 699910, 839892, 1049865, 1329829, 1399820, 2099730, 2659658, 3989487, 4199460, 5319316, 6649145, 7978974, 13298290, 15957948, 19947435, 26596580, 39894870, 79789740]

約数ペア:

[(1, 79789740), (2, 39894870), (3, 26596580), (4, 19947435), (5, 15957948), (6, 13298290), (10, 7978974), (12, 6649145), (15, 5319316), (19, 4199460), (20, 3989487), (30, 2659658), (38, 2099730), (57, 1399820), (60, 1329829), (76, 1049865), (95, 839892), (114, 699910), (190, 419946), (228, 349955), (285, 279964), (380, 209973), (570, 139982), (1140, 69991)]