222439980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{529619}}^1$

素因数の和:529638

約数の個数: 48

約数和(自身を含む): 711809280

約数和(自身を除く): 489369300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 529619, 1059238, 1588857, 2118476, 2648095, 3177714, 3707333, 5296190, 6355428, 7414666, 7944285, 10592380, 11121999, 14829332, 15888570, 18536665, 22243998, 31777140, 37073330, 44487996, 55609995, 74146660, 111219990, 222439980]

約数ペア:

[(1, 222439980), (2, 111219990), (3, 74146660), (4, 55609995), (5, 44487996), (6, 37073330), (7, 31777140), (10, 22243998), (12, 18536665), (14, 15888570), (15, 14829332), (20, 11121999), (21, 10592380), (28, 7944285), (30, 7414666), (35, 6355428), (42, 5296190), (60, 3707333), (70, 3177714), (84, 2648095), (105, 2118476), (140, 1588857), (210, 1059238), (420, 529619)]