2220164778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1\times {\mathrm{751}}^1$

素因数の和:1171

約数の個数: 64

約数和(自身を含む): 4839174144

約数和(自身を除く): 2619009366

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 151, 251, 302, 453, 502, 751, 753, 906, 1502, 1506, 1963, 2253, 3263, 3926, 4506, 5889, 6526, 9763, 9789, 11778, 19526, 19578, 29289, 37901, 58578, 75802, 113401, 113703, 188501, 226802, 227406, 340203, 377002, 492713, 565503, 680406, 985426, 1131006, 1474213, 1478139, 2450513, 2948426, 2956278, 4422639, 4901026, 7351539, 8845278, 14703078, 28463651, 56927302, 85390953, 170781906, 370027463, 740054926, 1110082389, 2220164778]

約数ペア:

[(1, 2220164778), (2, 1110082389), (3, 740054926), (6, 370027463), (13, 170781906), (26, 85390953), (39, 56927302), (78, 28463651), (151, 14703078), (251, 8845278), (302, 7351539), (453, 4901026), (502, 4422639), (751, 2956278), (753, 2948426), (906, 2450513), (1502, 1478139), (1506, 1474213), (1963, 1131006), (2253, 985426), (3263, 680406), (3926, 565503), (4506, 492713), (5889, 377002), (6526, 340203), (9763, 227406), (9789, 226802), (11778, 188501), (19526, 113703), (19578, 113401), (29289, 75802), (37901, 58578)]