179774980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1091}}^1$

素因数の和:1225

約数の個数: 96

約数和(自身を含む): 475517952

約数和(自身を除く): 295742972

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 107, 110, 140, 154, 214, 220, 308, 385, 428, 535, 749, 770, 1070, 1091, 1177, 1498, 1540, 2140, 2182, 2354, 2996, 3745, 4364, 4708, 5455, 5885, 7490, 7637, 8239, 10910, 11770, 12001, 14980, 15274, 16478, 21820, 23540, 24002, 30548, 32956, 38185, 41195, 48004, 60005, 76370, 82390, 84007, 116737, 120010, 152740, 164780, 168014, 233474, 240020, 336028, 420035, 466948, 583685, 817159, 840070, 1167370, 1284107, 1634318, 1680140, 2334740, 2568214, 3268636, 4085795, 5136428, 6420535, 8171590, 8988749, 12841070, 16343180, 17977498, 25682140, 35954996, 44943745, 89887490, 179774980]

約数ペア:

[(1, 179774980), (2, 89887490), (4, 44943745), (5, 35954996), (7, 25682140), (10, 17977498), (11, 16343180), (14, 12841070), (20, 8988749), (22, 8171590), (28, 6420535), (35, 5136428), (44, 4085795), (55, 3268636), (70, 2568214), (77, 2334740), (107, 1680140), (110, 1634318), (140, 1284107), (154, 1167370), (214, 840070), (220, 817159), (308, 583685), (385, 466948), (428, 420035), (535, 336028), (749, 240020), (770, 233474), (1070, 168014), (1091, 164780), (1177, 152740), (1498, 120010), (1540, 116737), (2140, 84007), (2182, 82390), (2354, 76370), (2996, 60005), (3745, 48004), (4364, 41195), (4708, 38185), (5455, 32956), (5885, 30548), (7490, 24002), (7637, 23540), (8239, 21820), (10910, 16478), (11770, 15274), (12001, 14980)]