30451788

素因数分解:

$2^2\times 3^7\times {\mathrm{59}}^2$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 81301360

約数和(自身を除く): 50849572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 59, 81, 108, 118, 162, 177, 236, 243, 324, 354, 486, 531, 708, 729, 972, 1062, 1458, 1593, 2124, 2187, 2916, 3186, 3481, 4374, 4779, 6372, 6962, 8748, 9558, 10443, 13924, 14337, 19116, 20886, 28674, 31329, 41772, 43011, 57348, 62658, 86022, 93987, 125316, 129033, 172044, 187974, 258066, 281961, 375948, 516132, 563922, 845883, 1127844, 1691766, 2537649, 3383532, 5075298, 7612947, 10150596, 15225894, 30451788]

約数ペア:

[(1, 30451788), (2, 15225894), (3, 10150596), (4, 7612947), (6, 5075298), (9, 3383532), (12, 2537649), (18, 1691766), (27, 1127844), (36, 845883), (54, 563922), (59, 516132), (81, 375948), (108, 281961), (118, 258066), (162, 187974), (177, 172044), (236, 129033), (243, 125316), (324, 93987), (354, 86022), (486, 62658), (531, 57348), (708, 43011), (729, 41772), (972, 31329), (1062, 28674), (1458, 20886), (1593, 19116), (2124, 14337), (2187, 13924), (2916, 10443), (3186, 9558), (3481, 8748), (4374, 6962), (4779, 6372)]