720094908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:548

約数の個数: 192

約数和(自身を含む): 2086318080

約数和(自身を除く): 1366223172

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 19, 26, 31, 34, 38, 39, 51, 52, 57, 62, 68, 76, 78, 93, 102, 114, 124, 156, 186, 204, 221, 228, 247, 323, 372, 403, 442, 461, 494, 527, 589, 646, 663, 741, 806, 884, 922, 969, 988, 1054, 1178, 1209, 1292, 1326, 1383, 1482, 1581, 1612, 1767, 1844, 1938, 2108, 2356, 2418, 2652, 2766, 2964, 3162, 3534, 3876, 4199, 4836, 5532, 5993, 6324, 6851, 7068, 7657, 7837, 8398, 8759, 10013, 11986, 12597, 13702, 14291, 15314, 15674, 16796, 17518, 17979, 20026, 20553, 22971, 23511, 23972, 25194, 26277, 27404, 28582, 30039, 30628, 31348, 35036, 35958, 40052, 41106, 42873, 45942, 47022, 50388, 52554, 57164, 60078, 71916, 82212, 85746, 91884, 94044, 101881, 105108, 113867, 120156, 130169, 148903, 171492, 185783, 203762, 227734, 242947, 260338, 271529, 297806, 305643, 341601, 371566, 390507, 407524, 446709, 455468, 485894, 520676, 543058, 557349, 595612, 611286, 683202, 728841, 743132, 781014, 814587, 893418, 971788, 1086116, 1114698, 1222572, 1366404, 1457682, 1562028, 1629174, 1786836, 1935739, 2229396, 2915364, 3158311, 3258348, 3529877, 3871478, 4615993, 5807217, 6316622, 7059754, 7742956, 9231986, 9474933, 10589631, 11614434, 12633244, 13847979, 14119508, 18463972, 18949866, 21179262, 23228868, 27695958, 37899732, 42358524, 55391916, 60007909, 120015818, 180023727, 240031636, 360047454, 720094908]

約数ペア:

[(1, 720094908), (2, 360047454), (3, 240031636), (4, 180023727), (6, 120015818), (12, 60007909), (13, 55391916), (17, 42358524), (19, 37899732), (26, 27695958), (31, 23228868), (34, 21179262), (38, 18949866), (39, 18463972), (51, 14119508), (52, 13847979), (57, 12633244), (62, 11614434), (68, 10589631), (76, 9474933), (78, 9231986), (93, 7742956), (102, 7059754), (114, 6316622), (124, 5807217), (156, 4615993), (186, 3871478), (204, 3529877), (221, 3258348), (228, 3158311), (247, 2915364), (323, 2229396), (372, 1935739), (403, 1786836), (442, 1629174), (461, 1562028), (494, 1457682), (527, 1366404), (589, 1222572), (646, 1114698), (663, 1086116), (741, 971788), (806, 893418), (884, 814587), (922, 781014), (969, 743132), (988, 728841), (1054, 683202), (1178, 611286), (1209, 595612), (1292, 557349), (1326, 543058), (1383, 520676), (1482, 485894), (1581, 455468), (1612, 446709), (1767, 407524), (1844, 390507), (1938, 371566), (2108, 341601), (2356, 305643), (2418, 297806), (2652, 271529), (2766, 260338), (2964, 242947), (3162, 227734), (3534, 203762), (3876, 185783), (4199, 171492), (4836, 148903), (5532, 130169), (5993, 120156), (6324, 113867), (6851, 105108), (7068, 101881), (7657, 94044), (7837, 91884), (8398, 85746), (8759, 82212), (10013, 71916), (11986, 60078), (12597, 57164), (13702, 52554), (14291, 50388), (15314, 47022), (15674, 45942), (16796, 42873), (17518, 41106), (17979, 40052), (20026, 35958), (20553, 35036), (22971, 31348), (23511, 30628), (23972, 30039), (25194, 28582), (26277, 27404)]