123666004

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1399}}^1$

素因数の和:1469

約数の個数: 72

約数和(自身を含む): 281534400

約数和(自身を除く): 157868396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 77, 82, 98, 154, 164, 196, 287, 308, 451, 539, 574, 902, 1078, 1148, 1399, 1804, 2009, 2156, 2798, 3157, 4018, 5596, 6314, 8036, 9793, 12628, 15389, 19586, 22099, 30778, 39172, 44198, 57359, 61556, 68551, 88396, 107723, 114718, 137102, 215446, 229436, 274204, 401513, 430892, 630949, 754061, 803026, 1261898, 1508122, 1606052, 2523796, 2810591, 3016244, 4416643, 5621182, 8833286, 11242364, 17666572, 30916501, 61833002, 123666004]

約数ペア:

[(1, 123666004), (2, 61833002), (4, 30916501), (7, 17666572), (11, 11242364), (14, 8833286), (22, 5621182), (28, 4416643), (41, 3016244), (44, 2810591), (49, 2523796), (77, 1606052), (82, 1508122), (98, 1261898), (154, 803026), (164, 754061), (196, 630949), (287, 430892), (308, 401513), (451, 274204), (539, 229436), (574, 215446), (902, 137102), (1078, 114718), (1148, 107723), (1399, 88396), (1804, 68551), (2009, 61556), (2156, 57359), (2798, 44198), (3157, 39172), (4018, 30778), (5596, 22099), (6314, 19586), (8036, 15389), (9793, 12628)]