256075996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 546416640

約数和(自身を除く): 290340644

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 41, 44, 62, 76, 82, 124, 164, 209, 241, 341, 418, 451, 482, 589, 682, 779, 836, 902, 964, 1178, 1271, 1364, 1558, 1804, 2356, 2542, 2651, 3116, 4579, 5084, 5302, 6479, 7471, 8569, 9158, 9881, 10604, 12958, 13981, 14942, 17138, 18316, 19762, 24149, 25916, 27962, 29884, 34276, 39524, 48298, 50369, 55924, 82181, 96596, 100738, 108691, 141949, 164362, 187739, 201476, 217382, 265639, 283898, 306311, 328724, 375478, 434764, 531278, 567796, 612622, 750956, 1062556, 1225244, 1561439, 2065129, 3122878, 3369421, 4130258, 5819909, 6245756, 6738842, 8260516, 11639818, 13477684, 23279636, 64018999, 128037998, 256075996]

約数ペア:

[(1, 256075996), (2, 128037998), (4, 64018999), (11, 23279636), (19, 13477684), (22, 11639818), (31, 8260516), (38, 6738842), (41, 6245756), (44, 5819909), (62, 4130258), (76, 3369421), (82, 3122878), (124, 2065129), (164, 1561439), (209, 1225244), (241, 1062556), (341, 750956), (418, 612622), (451, 567796), (482, 531278), (589, 434764), (682, 375478), (779, 328724), (836, 306311), (902, 283898), (964, 265639), (1178, 217382), (1271, 201476), (1364, 187739), (1558, 164362), (1804, 141949), (2356, 108691), (2542, 100738), (2651, 96596), (3116, 82181), (4579, 55924), (5084, 50369), (5302, 48298), (6479, 39524), (7471, 34276), (8569, 29884), (9158, 27962), (9881, 25916), (10604, 24149), (12958, 19762), (13981, 18316), (14942, 17138)]