16550940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 53512704

約数和(自身を除く): 36961764

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, 157, 210, 251, 314, 420, 471, 502, 628, 753, 785, 942, 1004, 1099, 1255, 1506, 1570, 1757, 1884, 2198, 2355, 2510, 3012, 3140, 3297, 3514, 3765, 4396, 4710, 5020, 5271, 5495, 6594, 7028, 7530, 8785, 9420, 10542, 10990, 13188, 15060, 16485, 17570, 21084, 21980, 26355, 32970, 35140, 39407, 52710, 65940, 78814, 105420, 118221, 157628, 197035, 236442, 275849, 394070, 472884, 551698, 591105, 788140, 827547, 1103396, 1182210, 1379245, 1655094, 2364420, 2758490, 3310188, 4137735, 5516980, 8275470, 16550940]

約数ペア:

[(1, 16550940), (2, 8275470), (3, 5516980), (4, 4137735), (5, 3310188), (6, 2758490), (7, 2364420), (10, 1655094), (12, 1379245), (14, 1182210), (15, 1103396), (20, 827547), (21, 788140), (28, 591105), (30, 551698), (35, 472884), (42, 394070), (60, 275849), (70, 236442), (84, 197035), (105, 157628), (140, 118221), (157, 105420), (210, 78814), (251, 65940), (314, 52710), (420, 39407), (471, 35140), (502, 32970), (628, 26355), (753, 21980), (785, 21084), (942, 17570), (1004, 16485), (1099, 15060), (1255, 13188), (1506, 10990), (1570, 10542), (1757, 9420), (1884, 8785), (2198, 7530), (2355, 7028), (2510, 6594), (3012, 5495), (3140, 5271), (3297, 5020), (3514, 4710), (3765, 4396)]