180054108

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20249}}^1$

素因数の和:20291

約数の個数: 72

約数和(自身を含む): 515970000

約数和(自身を除く): 335915892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 20249, 40498, 60747, 80996, 121494, 182241, 242988, 263237, 364482, 384731, 526474, 728964, 769462, 789711, 1052948, 1154193, 1538924, 1579422, 2308386, 2369133, 3158844, 3462579, 4616772, 4738266, 5001503, 6925158, 9476532, 10003006, 13850316, 15004509, 20006012, 30009018, 45013527, 60018036, 90027054, 180054108]

約数ペア:

[(1, 180054108), (2, 90027054), (3, 60018036), (4, 45013527), (6, 30009018), (9, 20006012), (12, 15004509), (13, 13850316), (18, 10003006), (19, 9476532), (26, 6925158), (36, 5001503), (38, 4738266), (39, 4616772), (52, 3462579), (57, 3158844), (76, 2369133), (78, 2308386), (114, 1579422), (117, 1538924), (156, 1154193), (171, 1052948), (228, 789711), (234, 769462), (247, 728964), (342, 526474), (468, 384731), (494, 364482), (684, 263237), (741, 242988), (988, 182241), (1482, 121494), (2223, 80996), (2964, 60747), (4446, 40498), (8892, 20249)]