309987132

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 916997760

約数和(自身を除く): 607010628

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 107, 147, 156, 182, 196, 214, 273, 294, 321, 364, 379, 428, 546, 588, 637, 642, 749, 758, 1092, 1137, 1274, 1284, 1391, 1498, 1516, 1911, 2247, 2274, 2548, 2653, 2782, 2996, 3822, 4173, 4494, 4548, 4927, 5243, 5306, 5564, 7644, 7959, 8346, 8988, 9737, 9854, 10486, 10612, 14781, 15729, 15918, 16692, 18571, 19474, 19708, 20972, 29211, 29562, 31458, 31836, 34489, 37142, 38948, 40553, 55713, 58422, 59124, 62916, 68159, 68978, 74284, 81106, 103467, 111426, 116844, 121659, 136318, 137956, 162212, 204477, 206934, 222852, 241423, 243318, 272636, 283871, 408954, 413868, 482846, 486636, 527189, 567742, 724269, 817908, 851613, 965692, 1054378, 1135484, 1448538, 1581567, 1703226, 1987097, 2108756, 2897076, 3163134, 3406452, 3690323, 3974194, 5961291, 6326268, 7380646, 7948388, 11070969, 11922582, 14761292, 22141938, 23845164, 25832261, 44283876, 51664522, 77496783, 103329044, 154993566, 309987132]

約数ペア:

[(1, 309987132), (2, 154993566), (3, 103329044), (4, 77496783), (6, 51664522), (7, 44283876), (12, 25832261), (13, 23845164), (14, 22141938), (21, 14761292), (26, 11922582), (28, 11070969), (39, 7948388), (42, 7380646), (49, 6326268), (52, 5961291), (78, 3974194), (84, 3690323), (91, 3406452), (98, 3163134), (107, 2897076), (147, 2108756), (156, 1987097), (182, 1703226), (196, 1581567), (214, 1448538), (273, 1135484), (294, 1054378), (321, 965692), (364, 851613), (379, 817908), (428, 724269), (546, 567742), (588, 527189), (637, 486636), (642, 482846), (749, 413868), (758, 408954), (1092, 283871), (1137, 272636), (1274, 243318), (1284, 241423), (1391, 222852), (1498, 206934), (1516, 204477), (1911, 162212), (2247, 137956), (2274, 136318), (2548, 121659), (2653, 116844), (2782, 111426), (2996, 103467), (3822, 81106), (4173, 74284), (4494, 68978), (4548, 68159), (4927, 62916), (5243, 59124), (5306, 58422), (5564, 55713), (7644, 40553), (7959, 38948), (8346, 37142), (8988, 34489), (9737, 31836), (9854, 31458), (10486, 29562), (10612, 29211), (14781, 20972), (15729, 19708), (15918, 19474), (16692, 18571)]