438020100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{277}}^1$

素因数の和:555

約数の個数: 216

約数和(自身を含む): 1581023808

約数和(自身を除く): 1143003708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 251, 252, 277, 300, 315, 350, 420, 450, 502, 525, 554, 630, 700, 753, 831, 900, 1004, 1050, 1108, 1255, 1260, 1385, 1506, 1575, 1662, 1757, 1939, 2100, 2259, 2493, 2510, 2770, 3012, 3150, 3324, 3514, 3765, 3878, 4155, 4518, 4986, 5020, 5271, 5540, 5817, 6275, 6300, 6925, 7028, 7530, 7756, 8310, 8785, 9036, 9695, 9972, 10542, 11295, 11634, 12465, 12550, 13850, 15060, 15813, 16620, 17451, 17570, 18825, 19390, 20775, 21084, 22590, 23268, 24930, 25100, 26355, 27700, 29085, 31626, 34902, 35140, 37650, 38780, 41550, 43925, 45180, 48475, 49860, 52710, 56475, 58170, 62325, 63252, 69527, 69804, 75300, 79065, 83100, 87255, 87850, 96950, 105420, 112950, 116340, 124650, 131775, 139054, 145425, 158130, 174510, 175700, 193900, 208581, 225900, 249300, 263550, 278108, 290850, 316260, 347635, 349020, 395325, 417162, 436275, 486689, 527100, 581700, 625743, 695270, 790650, 834324, 872550, 973378, 1042905, 1251486, 1390540, 1460067, 1581300, 1738175, 1745100, 1946756, 2085810, 2433445, 2502972, 2920134, 3128715, 3476350, 4171620, 4380201, 4866890, 5214525, 5840268, 6257430, 6952700, 7300335, 8760402, 9733780, 10429050, 12167225, 12514860, 14600670, 15643575, 17520804, 20858100, 21901005, 24334450, 29201340, 31287150, 36501675, 43802010, 48668900, 62574300, 73003350, 87604020, 109505025, 146006700, 219010050, 438020100]

約数ペア:

[(1, 438020100), (2, 219010050), (3, 146006700), (4, 109505025), (5, 87604020), (6, 73003350), (7, 62574300), (9, 48668900), (10, 43802010), (12, 36501675), (14, 31287150), (15, 29201340), (18, 24334450), (20, 21901005), (21, 20858100), (25, 17520804), (28, 15643575), (30, 14600670), (35, 12514860), (36, 12167225), (42, 10429050), (45, 9733780), (50, 8760402), (60, 7300335), (63, 6952700), (70, 6257430), (75, 5840268), (84, 5214525), (90, 4866890), (100, 4380201), (105, 4171620), (126, 3476350), (140, 3128715), (150, 2920134), (175, 2502972), (180, 2433445), (210, 2085810), (225, 1946756), (251, 1745100), (252, 1738175), (277, 1581300), (300, 1460067), (315, 1390540), (350, 1251486), (420, 1042905), (450, 973378), (502, 872550), (525, 834324), (554, 790650), (630, 695270), (700, 625743), (753, 581700), (831, 527100), (900, 486689), (1004, 436275), (1050, 417162), (1108, 395325), (1255, 349020), (1260, 347635), (1385, 316260), (1506, 290850), (1575, 278108), (1662, 263550), (1757, 249300), (1939, 225900), (2100, 208581), (2259, 193900), (2493, 175700), (2510, 174510), (2770, 158130), (3012, 145425), (3150, 139054), (3324, 131775), (3514, 124650), (3765, 116340), (3878, 112950), (4155, 105420), (4518, 96950), (4986, 87850), (5020, 87255), (5271, 83100), (5540, 79065), (5817, 75300), (6275, 69804), (6300, 69527), (6925, 63252), (7028, 62325), (7530, 58170), (7756, 56475), (8310, 52710), (8785, 49860), (9036, 48475), (9695, 45180), (9972, 43925), (10542, 41550), (11295, 38780), (11634, 37650), (12465, 35140), (12550, 34902), (13850, 31626), (15060, 29085), (15813, 27700), (16620, 26355), (17451, 25100), (17570, 24930), (18825, 23268), (19390, 22590), (20775, 21084)]