212283604

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 421602720

約数和(自身を除く): 209319116

約数列:

[1, 2, 4, 13, 26, 43, 52, 67, 86, 109, 134, 169, 172, 218, 268, 338, 436, 559, 676, 871, 1118, 1417, 1742, 2236, 2834, 2881, 3484, 4687, 5668, 5762, 7267, 7303, 9374, 11323, 11524, 14534, 14606, 18421, 18748, 22646, 29068, 29212, 36842, 37453, 45292, 60931, 73684, 74906, 94939, 121862, 149812, 189878, 243724, 314029, 379756, 486889, 628058, 792103, 973778, 1234207, 1256116, 1584206, 1947556, 2468414, 3168412, 4082377, 4936828, 8164754, 16329508, 53070901, 106141802, 212283604]

約数ペア:

[(1, 212283604), (2, 106141802), (4, 53070901), (13, 16329508), (26, 8164754), (43, 4936828), (52, 4082377), (67, 3168412), (86, 2468414), (109, 1947556), (134, 1584206), (169, 1256116), (172, 1234207), (218, 973778), (268, 792103), (338, 628058), (436, 486889), (559, 379756), (676, 314029), (871, 243724), (1118, 189878), (1417, 149812), (1742, 121862), (2236, 94939), (2834, 74906), (2881, 73684), (3484, 60931), (4687, 45292), (5668, 37453), (5762, 36842), (7267, 29212), (7303, 29068), (9374, 22646), (11323, 18748), (11524, 18421), (14534, 14606)]