221145456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{2731}}^1$

素因数の和:2990

約数の個数: 80

約数和(自身を含む): 655854848

約数和(自身を除く): 434709392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 241, 336, 482, 723, 964, 1446, 1687, 1928, 2731, 2892, 3374, 3856, 5061, 5462, 5784, 6748, 8193, 10122, 10924, 11568, 13496, 16386, 19117, 20244, 21848, 26992, 32772, 38234, 40488, 43696, 57351, 65544, 76468, 80976, 114702, 131088, 152936, 229404, 305872, 458808, 658171, 917616, 1316342, 1974513, 2632684, 3949026, 4607197, 5265368, 7898052, 9214394, 10530736, 13821591, 15796104, 18428788, 27643182, 31592208, 36857576, 55286364, 73715152, 110572728, 221145456]

約数ペア:

[(1, 221145456), (2, 110572728), (3, 73715152), (4, 55286364), (6, 36857576), (7, 31592208), (8, 27643182), (12, 18428788), (14, 15796104), (16, 13821591), (21, 10530736), (24, 9214394), (28, 7898052), (42, 5265368), (48, 4607197), (56, 3949026), (84, 2632684), (112, 1974513), (168, 1316342), (241, 917616), (336, 658171), (482, 458808), (723, 305872), (964, 229404), (1446, 152936), (1687, 131088), (1928, 114702), (2731, 80976), (2892, 76468), (3374, 65544), (3856, 57351), (5061, 43696), (5462, 40488), (5784, 38234), (6748, 32772), (8193, 26992), (10122, 21848), (10924, 20244), (11568, 19117), (13496, 16386)]