223888900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{313}}^1$

素因数の和:661

約数の個数: 72

約数和(自身を含む): 510217344

約数和(自身を除く): 286328444

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 311, 313, 460, 575, 622, 626, 1150, 1244, 1252, 1555, 1565, 2300, 3110, 3130, 6220, 6260, 7153, 7199, 7775, 7825, 14306, 14398, 15550, 15650, 28612, 28796, 31100, 31300, 35765, 35995, 71530, 71990, 97343, 143060, 143980, 178825, 179975, 194686, 357650, 359950, 389372, 486715, 715300, 719900, 973430, 1946860, 2238889, 2433575, 4477778, 4867150, 8955556, 9734300, 11194445, 22388890, 44777780, 55972225, 111944450, 223888900]

約数ペア:

[(1, 223888900), (2, 111944450), (4, 55972225), (5, 44777780), (10, 22388890), (20, 11194445), (23, 9734300), (25, 8955556), (46, 4867150), (50, 4477778), (92, 2433575), (100, 2238889), (115, 1946860), (230, 973430), (311, 719900), (313, 715300), (460, 486715), (575, 389372), (622, 359950), (626, 357650), (1150, 194686), (1244, 179975), (1252, 178825), (1555, 143980), (1565, 143060), (2300, 97343), (3110, 71990), (3130, 71530), (6220, 35995), (6260, 35765), (7153, 31300), (7199, 31100), (7775, 28796), (7825, 28612), (14306, 15650), (14398, 15550)]