284738580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{225983}}^1$

素因数の和:226005

約数の個数: 72

約数和(自身を含む): 987098112

約数和(自身を除く): 702359532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 225983, 451966, 677949, 903932, 1129915, 1355898, 1581881, 2033847, 2259830, 2711796, 3163762, 3389745, 4067694, 4519660, 4745643, 6327524, 6779490, 7909405, 8135388, 9491286, 10169235, 13558980, 14236929, 15818810, 18982572, 20338470, 23728215, 28473858, 31637620, 40676940, 47456430, 56947716, 71184645, 94912860, 142369290, 284738580]

約数ペア:

[(1, 284738580), (2, 142369290), (3, 94912860), (4, 71184645), (5, 56947716), (6, 47456430), (7, 40676940), (9, 31637620), (10, 28473858), (12, 23728215), (14, 20338470), (15, 18982572), (18, 15818810), (20, 14236929), (21, 13558980), (28, 10169235), (30, 9491286), (35, 8135388), (36, 7909405), (42, 6779490), (45, 6327524), (60, 4745643), (63, 4519660), (70, 4067694), (84, 3389745), (90, 3163762), (105, 2711796), (126, 2259830), (140, 2033847), (180, 1581881), (210, 1355898), (252, 1129915), (315, 903932), (420, 677949), (630, 451966), (1260, 225983)]