212216900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1931}}^1$

素因数の和:2109

約数の個数: 72

約数和(自身を含む): 529924416

約数和(自身を除く): 317707516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 157, 175, 314, 350, 628, 700, 785, 1099, 1570, 1931, 2198, 3140, 3862, 3925, 4396, 5495, 7724, 7850, 9655, 10990, 13517, 15700, 19310, 21980, 27034, 27475, 38620, 48275, 54068, 54950, 67585, 96550, 109900, 135170, 193100, 270340, 303167, 337925, 606334, 675850, 1212668, 1351700, 1515835, 2122169, 3031670, 4244338, 6063340, 7579175, 8488676, 10610845, 15158350, 21221690, 30316700, 42443380, 53054225, 106108450, 212216900]

約数ペア:

[(1, 212216900), (2, 106108450), (4, 53054225), (5, 42443380), (7, 30316700), (10, 21221690), (14, 15158350), (20, 10610845), (25, 8488676), (28, 7579175), (35, 6063340), (50, 4244338), (70, 3031670), (100, 2122169), (140, 1515835), (157, 1351700), (175, 1212668), (314, 675850), (350, 606334), (628, 337925), (700, 303167), (785, 270340), (1099, 193100), (1570, 135170), (1931, 109900), (2198, 96550), (3140, 67585), (3862, 54950), (3925, 54068), (4396, 48275), (5495, 38620), (7724, 27475), (7850, 27034), (9655, 21980), (10990, 19310), (13517, 15700)]