220171335

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1567}}^1$

素因数の和:1640

約数の個数: 64

約数和(自身を含む): 406425600

約数和(自身を除く): 186254265

約数列:

[1, 3, 5, 15, 17, 19, 29, 51, 57, 85, 87, 95, 145, 255, 285, 323, 435, 493, 551, 969, 1479, 1567, 1615, 1653, 2465, 2755, 4701, 4845, 7395, 7835, 8265, 9367, 23505, 26639, 28101, 29773, 45443, 46835, 79917, 89319, 133195, 136329, 140505, 148865, 227215, 399585, 446595, 506141, 681645, 772531, 863417, 1518423, 2317593, 2530705, 2590251, 3862655, 4317085, 7592115, 11587965, 12951255, 14678089, 44034267, 73390445, 220171335]

約数ペア:

[(1, 220171335), (3, 73390445), (5, 44034267), (15, 14678089), (17, 12951255), (19, 11587965), (29, 7592115), (51, 4317085), (57, 3862655), (85, 2590251), (87, 2530705), (95, 2317593), (145, 1518423), (255, 863417), (285, 772531), (323, 681645), (435, 506141), (493, 446595), (551, 399585), (969, 227215), (1479, 148865), (1567, 140505), (1615, 136329), (1653, 133195), (2465, 89319), (2755, 79917), (4701, 46835), (4845, 45443), (7395, 29773), (7835, 28101), (8265, 26639), (9367, 23505)]