298653628

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 715008000

約数和(自身を除く): 416354372

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 49, 52, 62, 76, 91, 98, 124, 133, 182, 196, 199, 217, 247, 266, 364, 398, 403, 434, 494, 532, 589, 637, 796, 806, 868, 931, 988, 1178, 1274, 1393, 1519, 1612, 1729, 1862, 2356, 2548, 2587, 2786, 2821, 3038, 3458, 3724, 3781, 4123, 5174, 5572, 5642, 6076, 6169, 6916, 7562, 7657, 8246, 9751, 10348, 11284, 12103, 12338, 15124, 15314, 16492, 18109, 19502, 19747, 24206, 24676, 26467, 28861, 30628, 36218, 39004, 39494, 43183, 48412, 49153, 52934, 53599, 57722, 72436, 78988, 80197, 86366, 98306, 105868, 107198, 115444, 117211, 126763, 160394, 172732, 185269, 196612, 214396, 234422, 253526, 302281, 320788, 344071, 370538, 375193, 468844, 507052, 561379, 604562, 688142, 741076, 750386, 820477, 1122758, 1209124, 1376284, 1500772, 1523743, 1640954, 2245516, 2408497, 3047486, 3281908, 3929653, 4816994, 5743339, 6094972, 7859306, 9633988, 10666201, 11486678, 15718612, 21332402, 22973356, 42664804, 74663407, 149326814, 298653628]

約数ペア:

[(1, 298653628), (2, 149326814), (4, 74663407), (7, 42664804), (13, 22973356), (14, 21332402), (19, 15718612), (26, 11486678), (28, 10666201), (31, 9633988), (38, 7859306), (49, 6094972), (52, 5743339), (62, 4816994), (76, 3929653), (91, 3281908), (98, 3047486), (124, 2408497), (133, 2245516), (182, 1640954), (196, 1523743), (199, 1500772), (217, 1376284), (247, 1209124), (266, 1122758), (364, 820477), (398, 750386), (403, 741076), (434, 688142), (494, 604562), (532, 561379), (589, 507052), (637, 468844), (796, 375193), (806, 370538), (868, 344071), (931, 320788), (988, 302281), (1178, 253526), (1274, 234422), (1393, 214396), (1519, 196612), (1612, 185269), (1729, 172732), (1862, 160394), (2356, 126763), (2548, 117211), (2587, 115444), (2786, 107198), (2821, 105868), (3038, 98306), (3458, 86366), (3724, 80197), (3781, 78988), (4123, 72436), (5174, 57722), (5572, 53599), (5642, 52934), (6076, 49153), (6169, 48412), (6916, 43183), (7562, 39494), (7657, 39004), (8246, 36218), (9751, 30628), (10348, 28861), (11284, 26467), (12103, 24676), (12338, 24206), (15124, 19747), (15314, 19502), (16492, 18109)]