72854418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 195084288

約数和(自身を除く): 122229870

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 47, 51, 78, 91, 94, 102, 119, 141, 167, 182, 221, 238, 273, 282, 329, 334, 357, 442, 501, 546, 611, 658, 663, 714, 799, 987, 1002, 1169, 1222, 1326, 1547, 1598, 1833, 1974, 2171, 2338, 2397, 2839, 3094, 3507, 3666, 4277, 4342, 4641, 4794, 5593, 5678, 6513, 7014, 7849, 8517, 8554, 9282, 10387, 11186, 12831, 13026, 15197, 15698, 16779, 17034, 19873, 20774, 23547, 25662, 30394, 31161, 33558, 36907, 39746, 45591, 47094, 54943, 59619, 62322, 72709, 73814, 91182, 102037, 109886, 110721, 119238, 133433, 145418, 164829, 204074, 218127, 221442, 258349, 266866, 306111, 329658, 400299, 436254, 516698, 612222, 714259, 775047, 800598, 934031, 1428518, 1550094, 1734629, 1868062, 2142777, 2802093, 3469258, 4285554, 5203887, 5604186, 10407774, 12142403, 24284806, 36427209, 72854418]

約数ペア:

[(1, 72854418), (2, 36427209), (3, 24284806), (6, 12142403), (7, 10407774), (13, 5604186), (14, 5203887), (17, 4285554), (21, 3469258), (26, 2802093), (34, 2142777), (39, 1868062), (42, 1734629), (47, 1550094), (51, 1428518), (78, 934031), (91, 800598), (94, 775047), (102, 714259), (119, 612222), (141, 516698), (167, 436254), (182, 400299), (221, 329658), (238, 306111), (273, 266866), (282, 258349), (329, 221442), (334, 218127), (357, 204074), (442, 164829), (501, 145418), (546, 133433), (611, 119238), (658, 110721), (663, 109886), (714, 102037), (799, 91182), (987, 73814), (1002, 72709), (1169, 62322), (1222, 59619), (1326, 54943), (1547, 47094), (1598, 45591), (1833, 39746), (1974, 36907), (2171, 33558), (2338, 31161), (2397, 30394), (2839, 25662), (3094, 23547), (3507, 20774), (3666, 19873), (4277, 17034), (4342, 16779), (4641, 15698), (4794, 15197), (5593, 13026), (5678, 12831), (6513, 11186), (7014, 10387), (7849, 9282), (8517, 8554)]