340937128

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{367}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 748776960

約数和(自身を除く): 407839832

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 313, 367, 371, 424, 626, 734, 742, 1252, 1468, 1484, 2191, 2504, 2569, 2936, 2968, 4382, 5138, 8764, 10276, 16589, 17528, 19451, 20552, 33178, 38902, 66356, 77804, 114871, 116123, 132712, 136157, 155608, 229742, 232246, 272314, 459484, 464492, 544628, 804097, 918968, 928984, 1089256, 1608194, 3216388, 6088163, 6432776, 12176326, 24352652, 42617141, 48705304, 85234282, 170468564, 340937128]

約数ペア:

[(1, 340937128), (2, 170468564), (4, 85234282), (7, 48705304), (8, 42617141), (14, 24352652), (28, 12176326), (53, 6432776), (56, 6088163), (106, 3216388), (212, 1608194), (313, 1089256), (367, 928984), (371, 918968), (424, 804097), (626, 544628), (734, 464492), (742, 459484), (1252, 272314), (1468, 232246), (1484, 229742), (2191, 155608), (2504, 136157), (2569, 132712), (2936, 116123), (2968, 114871), (4382, 77804), (5138, 66356), (8764, 38902), (10276, 33178), (16589, 20552), (17528, 19451)]