668733984

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{74903}}^1$

素因数の和:74950

約数の個数: 72

約数和(自身を含む): 1963084032

約数和(自身を除く): 1294350048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 74903, 149806, 224709, 299612, 449418, 599224, 674127, 898836, 1198448, 1348254, 1797672, 2321993, 2396896, 2696508, 3595344, 4643986, 5393016, 6965979, 7190688, 9287972, 10786032, 13931958, 18575944, 20897937, 21572064, 27863916, 37151888, 41795874, 55727832, 74303776, 83591748, 111455664, 167183496, 222911328, 334366992, 668733984]

約数ペア:

[(1, 668733984), (2, 334366992), (3, 222911328), (4, 167183496), (6, 111455664), (8, 83591748), (9, 74303776), (12, 55727832), (16, 41795874), (18, 37151888), (24, 27863916), (31, 21572064), (32, 20897937), (36, 18575944), (48, 13931958), (62, 10786032), (72, 9287972), (93, 7190688), (96, 6965979), (124, 5393016), (144, 4643986), (186, 3595344), (248, 2696508), (279, 2396896), (288, 2321993), (372, 1797672), (496, 1348254), (558, 1198448), (744, 898836), (992, 674127), (1116, 599224), (1488, 449418), (2232, 299612), (2976, 224709), (4464, 149806), (8928, 74903)]