320451588

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2843}}^1$

素因数の和:2985

約数の個数: 72

約数和(自身を含む): 844736256

約数和(自身を除く): 524284668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 101, 124, 186, 202, 279, 303, 372, 404, 558, 606, 909, 1116, 1212, 1818, 2843, 3131, 3636, 5686, 6262, 8529, 9393, 11372, 12524, 17058, 18786, 25587, 28179, 34116, 37572, 51174, 56358, 88133, 102348, 112716, 176266, 264399, 287143, 352532, 528798, 574286, 793197, 861429, 1057596, 1148572, 1586394, 1722858, 2584287, 3172788, 3445716, 5168574, 8901433, 10337148, 17802866, 26704299, 35605732, 53408598, 80112897, 106817196, 160225794, 320451588]

約数ペア:

[(1, 320451588), (2, 160225794), (3, 106817196), (4, 80112897), (6, 53408598), (9, 35605732), (12, 26704299), (18, 17802866), (31, 10337148), (36, 8901433), (62, 5168574), (93, 3445716), (101, 3172788), (124, 2584287), (186, 1722858), (202, 1586394), (279, 1148572), (303, 1057596), (372, 861429), (404, 793197), (558, 574286), (606, 528798), (909, 352532), (1116, 287143), (1212, 264399), (1818, 176266), (2843, 112716), (3131, 102348), (3636, 88133), (5686, 56358), (6262, 51174), (8529, 37572), (9393, 34116), (11372, 28179), (12524, 25587), (17058, 18786)]