128613996

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10859}}^1$

素因数の和:10923

約数の個数: 72

約数和(自身を含む): 379491840

約数和(自身を除く): 250877844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 5922, 10859, 11844, 21718, 32577, 43436, 65154, 76013, 97731, 130308, 152026, 195462, 228039, 304052, 390924, 456078, 510373, 684117, 912156, 1020746, 1368234, 1531119, 2041492, 2736468, 3062238, 3572611, 4593357, 6124476, 7145222, 9186714, 10717833, 14290444, 18373428, 21435666, 32153499, 42871332, 64306998, 128613996]

約数ペア:

[(1, 128613996), (2, 64306998), (3, 42871332), (4, 32153499), (6, 21435666), (7, 18373428), (9, 14290444), (12, 10717833), (14, 9186714), (18, 7145222), (21, 6124476), (28, 4593357), (36, 3572611), (42, 3062238), (47, 2736468), (63, 2041492), (84, 1531119), (94, 1368234), (126, 1020746), (141, 912156), (188, 684117), (252, 510373), (282, 456078), (329, 390924), (423, 304052), (564, 228039), (658, 195462), (846, 152026), (987, 130308), (1316, 97731), (1692, 76013), (1974, 65154), (2961, 43436), (3948, 32577), (5922, 21718), (10859, 11844)]