218468904

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:831

約数の個数: 128

約数和(自身を含む): 623738880

約数和(自身を除く): 405269976

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 31, 34, 46, 51, 62, 68, 69, 92, 93, 102, 124, 136, 138, 184, 186, 204, 248, 276, 372, 391, 408, 527, 552, 713, 744, 751, 782, 1054, 1173, 1426, 1502, 1564, 1581, 2108, 2139, 2253, 2346, 2852, 3004, 3128, 3162, 4216, 4278, 4506, 4692, 5704, 6008, 6324, 8556, 9012, 9384, 12121, 12648, 12767, 17112, 17273, 18024, 23281, 24242, 25534, 34546, 36363, 38301, 46562, 48484, 51068, 51819, 69092, 69843, 72726, 76602, 93124, 96968, 102136, 103638, 138184, 139686, 145452, 153204, 186248, 207276, 279372, 290904, 293641, 306408, 395777, 414552, 535463, 558744, 587282, 791554, 880923, 1070926, 1174564, 1187331, 1583108, 1606389, 1761846, 2141852, 2349128, 2374662, 3166216, 3212778, 3523692, 4283704, 4749324, 6425556, 7047384, 9102871, 9498648, 12851112, 18205742, 27308613, 36411484, 54617226, 72822968, 109234452, 218468904]

約数ペア:

[(1, 218468904), (2, 109234452), (3, 72822968), (4, 54617226), (6, 36411484), (8, 27308613), (12, 18205742), (17, 12851112), (23, 9498648), (24, 9102871), (31, 7047384), (34, 6425556), (46, 4749324), (51, 4283704), (62, 3523692), (68, 3212778), (69, 3166216), (92, 2374662), (93, 2349128), (102, 2141852), (124, 1761846), (136, 1606389), (138, 1583108), (184, 1187331), (186, 1174564), (204, 1070926), (248, 880923), (276, 791554), (372, 587282), (391, 558744), (408, 535463), (527, 414552), (552, 395777), (713, 306408), (744, 293641), (751, 290904), (782, 279372), (1054, 207276), (1173, 186248), (1426, 153204), (1502, 145452), (1564, 139686), (1581, 138184), (2108, 103638), (2139, 102136), (2253, 96968), (2346, 93124), (2852, 76602), (3004, 72726), (3128, 69843), (3162, 69092), (4216, 51819), (4278, 51068), (4506, 48484), (4692, 46562), (5704, 38301), (6008, 36363), (6324, 34546), (8556, 25534), (9012, 24242), (9384, 23281), (12121, 18024), (12648, 17273), (12767, 17112)]