221001696

素因数分解:

$2^5\times 3^5\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:415

約数の個数: 144

約数和(自身を含む): 660716784

約数和(自身を除く): 439715088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 97, 108, 144, 162, 194, 216, 243, 288, 291, 293, 324, 388, 432, 486, 582, 586, 648, 776, 864, 873, 879, 972, 1164, 1172, 1296, 1552, 1746, 1758, 1944, 2328, 2344, 2592, 2619, 2637, 3104, 3492, 3516, 3888, 4656, 4688, 5238, 5274, 6984, 7032, 7776, 7857, 7911, 9312, 9376, 10476, 10548, 13968, 14064, 15714, 15822, 20952, 21096, 23571, 23733, 27936, 28128, 28421, 31428, 31644, 41904, 42192, 47142, 47466, 56842, 62856, 63288, 71199, 83808, 84384, 85263, 94284, 94932, 113684, 125712, 126576, 142398, 170526, 188568, 189864, 227368, 251424, 253152, 255789, 284796, 341052, 377136, 379728, 454736, 511578, 569592, 682104, 754272, 759456, 767367, 909472, 1023156, 1139184, 1364208, 1534734, 2046312, 2278368, 2302101, 2728416, 3069468, 4092624, 4604202, 6138936, 6906303, 8185248, 9208404, 12277872, 13812606, 18416808, 24555744, 27625212, 36833616, 55250424, 73667232, 110500848, 221001696]

約数ペア:

[(1, 221001696), (2, 110500848), (3, 73667232), (4, 55250424), (6, 36833616), (8, 27625212), (9, 24555744), (12, 18416808), (16, 13812606), (18, 12277872), (24, 9208404), (27, 8185248), (32, 6906303), (36, 6138936), (48, 4604202), (54, 4092624), (72, 3069468), (81, 2728416), (96, 2302101), (97, 2278368), (108, 2046312), (144, 1534734), (162, 1364208), (194, 1139184), (216, 1023156), (243, 909472), (288, 767367), (291, 759456), (293, 754272), (324, 682104), (388, 569592), (432, 511578), (486, 454736), (582, 379728), (586, 377136), (648, 341052), (776, 284796), (864, 255789), (873, 253152), (879, 251424), (972, 227368), (1164, 189864), (1172, 188568), (1296, 170526), (1552, 142398), (1746, 126576), (1758, 125712), (1944, 113684), (2328, 94932), (2344, 94284), (2592, 85263), (2619, 84384), (2637, 83808), (3104, 71199), (3492, 63288), (3516, 62856), (3888, 56842), (4656, 47466), (4688, 47142), (5238, 42192), (5274, 41904), (6984, 31644), (7032, 31428), (7776, 28421), (7857, 28128), (7911, 27936), (9312, 23733), (9376, 23571), (10476, 21096), (10548, 20952), (13968, 15822), (14064, 15714)]