80977428

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:163

約数の個数: 192

約数和(自身を含む): 255467520

約数和(自身を除く): 174490092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 43, 47, 53, 54, 63, 84, 86, 94, 106, 108, 126, 129, 141, 159, 172, 188, 189, 212, 252, 258, 282, 301, 318, 329, 371, 378, 387, 423, 477, 516, 564, 602, 636, 658, 742, 756, 774, 846, 903, 954, 987, 1113, 1161, 1204, 1269, 1316, 1431, 1484, 1548, 1692, 1806, 1908, 1974, 2021, 2226, 2279, 2322, 2491, 2538, 2709, 2862, 2961, 3339, 3612, 3948, 4042, 4452, 4558, 4644, 4982, 5076, 5418, 5724, 5922, 6063, 6678, 6837, 7473, 8084, 8127, 8883, 9116, 9964, 10017, 10836, 11844, 12126, 13356, 13674, 14147, 14946, 15953, 16254, 17437, 17766, 18189, 20034, 20511, 22419, 24252, 27348, 28294, 29892, 31906, 32508, 34874, 35532, 36378, 40068, 41022, 42441, 44838, 47859, 52311, 54567, 56588, 61533, 63812, 67257, 69748, 72756, 82044, 84882, 89676, 95718, 104622, 107113, 109134, 123066, 127323, 134514, 143577, 156933, 169764, 191436, 209244, 214226, 218268, 246132, 254646, 269028, 287154, 313866, 321339, 381969, 428452, 430731, 470799, 509292, 574308, 627732, 642678, 749791, 763938, 861462, 941598, 964017, 1285356, 1499582, 1527876, 1722924, 1883196, 1928034, 2249373, 2892051, 2999164, 3856068, 4498746, 5784102, 6748119, 8997492, 11568204, 13496238, 20244357, 26992476, 40488714, 80977428]

約数ペア:

[(1, 80977428), (2, 40488714), (3, 26992476), (4, 20244357), (6, 13496238), (7, 11568204), (9, 8997492), (12, 6748119), (14, 5784102), (18, 4498746), (21, 3856068), (27, 2999164), (28, 2892051), (36, 2249373), (42, 1928034), (43, 1883196), (47, 1722924), (53, 1527876), (54, 1499582), (63, 1285356), (84, 964017), (86, 941598), (94, 861462), (106, 763938), (108, 749791), (126, 642678), (129, 627732), (141, 574308), (159, 509292), (172, 470799), (188, 430731), (189, 428452), (212, 381969), (252, 321339), (258, 313866), (282, 287154), (301, 269028), (318, 254646), (329, 246132), (371, 218268), (378, 214226), (387, 209244), (423, 191436), (477, 169764), (516, 156933), (564, 143577), (602, 134514), (636, 127323), (658, 123066), (742, 109134), (756, 107113), (774, 104622), (846, 95718), (903, 89676), (954, 84882), (987, 82044), (1113, 72756), (1161, 69748), (1204, 67257), (1269, 63812), (1316, 61533), (1431, 56588), (1484, 54567), (1548, 52311), (1692, 47859), (1806, 44838), (1908, 42441), (1974, 41022), (2021, 40068), (2226, 36378), (2279, 35532), (2322, 34874), (2491, 32508), (2538, 31906), (2709, 29892), (2862, 28294), (2961, 27348), (3339, 24252), (3612, 22419), (3948, 20511), (4042, 20034), (4452, 18189), (4558, 17766), (4644, 17437), (4982, 16254), (5076, 15953), (5418, 14946), (5724, 14147), (5922, 13674), (6063, 13356), (6678, 12126), (6837, 11844), (7473, 10836), (8084, 10017), (8127, 9964), (8883, 9116)]