72931768

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 182891520

約数和(自身を除く): 109959752

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 71, 83, 91, 104, 119, 136, 142, 166, 182, 221, 238, 284, 332, 364, 442, 476, 497, 568, 581, 664, 728, 884, 923, 952, 994, 1079, 1162, 1207, 1411, 1547, 1768, 1846, 1988, 2158, 2324, 2414, 2822, 3094, 3692, 3976, 4316, 4648, 4828, 5644, 5893, 6188, 6461, 7384, 7553, 8449, 8632, 9656, 9877, 11288, 11786, 12376, 12922, 15106, 15691, 16898, 18343, 19754, 23572, 25844, 30212, 31382, 33796, 36686, 39508, 41251, 47144, 51688, 60424, 62764, 67592, 73372, 76609, 79016, 82502, 100181, 109837, 125528, 128401, 146744, 153218, 165004, 200362, 219674, 256802, 306436, 330008, 400724, 439348, 513604, 536263, 612872, 701267, 801448, 878696, 1027208, 1072526, 1302353, 1402534, 2145052, 2604706, 2805068, 4290104, 5209412, 5610136, 9116471, 10418824, 18232942, 36465884, 72931768]

約数ペア:

[(1, 72931768), (2, 36465884), (4, 18232942), (7, 10418824), (8, 9116471), (13, 5610136), (14, 5209412), (17, 4290104), (26, 2805068), (28, 2604706), (34, 2145052), (52, 1402534), (56, 1302353), (68, 1072526), (71, 1027208), (83, 878696), (91, 801448), (104, 701267), (119, 612872), (136, 536263), (142, 513604), (166, 439348), (182, 400724), (221, 330008), (238, 306436), (284, 256802), (332, 219674), (364, 200362), (442, 165004), (476, 153218), (497, 146744), (568, 128401), (581, 125528), (664, 109837), (728, 100181), (884, 82502), (923, 79016), (952, 76609), (994, 73372), (1079, 67592), (1162, 62764), (1207, 60424), (1411, 51688), (1547, 47144), (1768, 41251), (1846, 39508), (1988, 36686), (2158, 33796), (2324, 31382), (2414, 30212), (2822, 25844), (3094, 23572), (3692, 19754), (3976, 18343), (4316, 16898), (4648, 15691), (4828, 15106), (5644, 12922), (5893, 12376), (6188, 11786), (6461, 11288), (7384, 9877), (7553, 9656), (8449, 8632)]