40645878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 110315520

約数和(自身を除く): 69669642

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 29, 34, 39, 42, 51, 58, 78, 87, 91, 102, 119, 151, 174, 182, 203, 221, 238, 273, 302, 357, 377, 406, 442, 453, 493, 546, 609, 663, 714, 754, 906, 986, 1057, 1131, 1218, 1326, 1479, 1547, 1963, 2114, 2262, 2567, 2639, 2958, 3094, 3171, 3451, 3926, 4379, 4641, 5134, 5278, 5889, 6342, 6409, 6902, 7701, 7917, 8758, 9282, 10353, 11778, 12818, 13137, 13741, 15402, 15834, 17969, 19227, 20706, 26274, 27482, 30653, 33371, 35938, 38454, 41223, 44863, 53907, 56927, 61306, 66742, 74443, 82446, 89726, 91959, 100113, 107814, 113854, 134589, 148886, 170781, 183918, 200226, 223329, 233597, 269178, 341562, 398489, 446658, 467194, 521101, 700791, 796978, 967759, 1042202, 1195467, 1401582, 1563303, 1935518, 2390934, 2903277, 3126606, 5806554, 6774313, 13548626, 20322939, 40645878]

約数ペア:

[(1, 40645878), (2, 20322939), (3, 13548626), (6, 6774313), (7, 5806554), (13, 3126606), (14, 2903277), (17, 2390934), (21, 1935518), (26, 1563303), (29, 1401582), (34, 1195467), (39, 1042202), (42, 967759), (51, 796978), (58, 700791), (78, 521101), (87, 467194), (91, 446658), (102, 398489), (119, 341562), (151, 269178), (174, 233597), (182, 223329), (203, 200226), (221, 183918), (238, 170781), (273, 148886), (302, 134589), (357, 113854), (377, 107814), (406, 100113), (442, 91959), (453, 89726), (493, 82446), (546, 74443), (609, 66742), (663, 61306), (714, 56927), (754, 53907), (906, 44863), (986, 41223), (1057, 38454), (1131, 35938), (1218, 33371), (1326, 30653), (1479, 27482), (1547, 26274), (1963, 20706), (2114, 19227), (2262, 17969), (2567, 15834), (2639, 15402), (2958, 13741), (3094, 13137), (3171, 12818), (3451, 11778), (3926, 10353), (4379, 9282), (4641, 8758), (5134, 7917), (5278, 7701), (5889, 6902), (6342, 6409)]