215487272

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 551577600

約数和(自身を除く): 336090328

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 71, 77, 88, 91, 104, 142, 143, 154, 182, 284, 286, 308, 364, 379, 497, 568, 572, 616, 728, 758, 781, 923, 994, 1001, 1144, 1516, 1562, 1846, 1988, 2002, 2653, 3032, 3124, 3692, 3976, 4004, 4169, 4927, 5306, 5467, 6248, 6461, 7384, 8008, 8338, 9854, 10153, 10612, 10934, 12922, 16676, 19708, 20306, 21224, 21868, 25844, 26909, 29183, 33352, 34489, 39416, 40612, 43736, 51688, 53818, 54197, 58366, 68978, 71071, 81224, 107636, 108394, 116732, 137956, 142142, 188363, 215272, 216788, 233464, 275912, 284284, 295999, 349817, 376726, 379379, 433576, 568568, 591998, 699634, 753452, 758758, 1183996, 1399268, 1506904, 1517516, 2071993, 2367992, 2448719, 2798536, 3035032, 3847987, 4143986, 4897438, 7695974, 8287972, 9794876, 15391948, 16575944, 19589752, 26935909, 30783896, 53871818, 107743636, 215487272]

約数ペア:

[(1, 215487272), (2, 107743636), (4, 53871818), (7, 30783896), (8, 26935909), (11, 19589752), (13, 16575944), (14, 15391948), (22, 9794876), (26, 8287972), (28, 7695974), (44, 4897438), (52, 4143986), (56, 3847987), (71, 3035032), (77, 2798536), (88, 2448719), (91, 2367992), (104, 2071993), (142, 1517516), (143, 1506904), (154, 1399268), (182, 1183996), (284, 758758), (286, 753452), (308, 699634), (364, 591998), (379, 568568), (497, 433576), (568, 379379), (572, 376726), (616, 349817), (728, 295999), (758, 284284), (781, 275912), (923, 233464), (994, 216788), (1001, 215272), (1144, 188363), (1516, 142142), (1562, 137956), (1846, 116732), (1988, 108394), (2002, 107636), (2653, 81224), (3032, 71071), (3124, 68978), (3692, 58366), (3976, 54197), (4004, 53818), (4169, 51688), (4927, 43736), (5306, 40612), (5467, 39416), (6248, 34489), (6461, 33352), (7384, 29183), (8008, 26909), (8338, 25844), (9854, 21868), (10153, 21224), (10612, 20306), (10934, 19708), (12922, 16676)]