68974236

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2691

約数の個数: 72

約数和(自身を含む): 188972784

約数和(自身を除く): 119998548

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 774, 1462, 1548, 2193, 2621, 2924, 4386, 5242, 6579, 7863, 8772, 10484, 13158, 15726, 23589, 26316, 31452, 44557, 47178, 89114, 94356, 112703, 133671, 178228, 225406, 267342, 338109, 401013, 450812, 534684, 676218, 802026, 1014327, 1352436, 1604052, 1915951, 2028654, 3831902, 4057308, 5747853, 7663804, 11495706, 17243559, 22991412, 34487118, 68974236]

約数ペア:

[(1, 68974236), (2, 34487118), (3, 22991412), (4, 17243559), (6, 11495706), (9, 7663804), (12, 5747853), (17, 4057308), (18, 3831902), (34, 2028654), (36, 1915951), (43, 1604052), (51, 1352436), (68, 1014327), (86, 802026), (102, 676218), (129, 534684), (153, 450812), (172, 401013), (204, 338109), (258, 267342), (306, 225406), (387, 178228), (516, 133671), (612, 112703), (731, 94356), (774, 89114), (1462, 47178), (1548, 44557), (2193, 31452), (2621, 26316), (2924, 23589), (4386, 15726), (5242, 13158), (6579, 10484), (7863, 8772)]