128122596

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1307}}^1$

素因数の和:1713

約数の個数: 72

約数和(自身を含む): 371367360

約数和(自身を除く): 243244764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 389, 778, 1167, 1307, 1556, 2334, 2614, 2723, 3501, 3921, 4668, 5228, 5446, 7002, 7842, 8169, 9149, 10892, 11763, 14004, 15684, 16338, 18298, 23526, 24507, 27447, 32676, 36596, 47052, 49014, 54894, 82341, 98028, 109788, 164682, 329364, 508423, 1016846, 1525269, 2033692, 3050538, 3558961, 4575807, 6101076, 7117922, 9151614, 10676883, 14235844, 18303228, 21353766, 32030649, 42707532, 64061298, 128122596]

約数ペア:

[(1, 128122596), (2, 64061298), (3, 42707532), (4, 32030649), (6, 21353766), (7, 18303228), (9, 14235844), (12, 10676883), (14, 9151614), (18, 7117922), (21, 6101076), (28, 4575807), (36, 3558961), (42, 3050538), (63, 2033692), (84, 1525269), (126, 1016846), (252, 508423), (389, 329364), (778, 164682), (1167, 109788), (1307, 98028), (1556, 82341), (2334, 54894), (2614, 49014), (2723, 47052), (3501, 36596), (3921, 32676), (4668, 27447), (5228, 24507), (5446, 23526), (7002, 18298), (7842, 16338), (8169, 15684), (9149, 14004), (10892, 11763)]