28723470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 71737920

約数和(自身を除く): 43014450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 113, 185, 222, 226, 229, 339, 370, 458, 555, 565, 678, 687, 1110, 1130, 1145, 1374, 1695, 2290, 3390, 3435, 4181, 6870, 8362, 8473, 12543, 16946, 20905, 25086, 25419, 25877, 41810, 42365, 50838, 51754, 62715, 77631, 84730, 125430, 127095, 129385, 155262, 254190, 258770, 388155, 776310, 957449, 1914898, 2872347, 4787245, 5744694, 9574490, 14361735, 28723470]

約数ペア:

[(1, 28723470), (2, 14361735), (3, 9574490), (5, 5744694), (6, 4787245), (10, 2872347), (15, 1914898), (30, 957449), (37, 776310), (74, 388155), (111, 258770), (113, 254190), (185, 155262), (222, 129385), (226, 127095), (229, 125430), (339, 84730), (370, 77631), (458, 62715), (555, 51754), (565, 50838), (678, 42365), (687, 41810), (1110, 25877), (1130, 25419), (1145, 25086), (1374, 20905), (1695, 16946), (2290, 12543), (3390, 8473), (3435, 8362), (4181, 6870)]