211221000

素因数分解:

$2^3\times 3^3\times 5^3\times {\mathrm{7823}}^1$

素因数の和:7853

約数の個数: 128

約数和(自身を含む): 732326400

約数和(自身を除く): 521105400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 125, 135, 150, 180, 200, 216, 225, 250, 270, 300, 360, 375, 450, 500, 540, 600, 675, 750, 900, 1000, 1080, 1125, 1350, 1500, 1800, 2250, 2700, 3000, 3375, 4500, 5400, 6750, 7823, 9000, 13500, 15646, 23469, 27000, 31292, 39115, 46938, 62584, 70407, 78230, 93876, 117345, 140814, 156460, 187752, 195575, 211221, 234690, 281628, 312920, 352035, 391150, 422442, 469380, 563256, 586725, 704070, 782300, 844884, 938760, 977875, 1056105, 1173450, 1408140, 1564600, 1689768, 1760175, 1955750, 2112210, 2346900, 2816280, 2933625, 3520350, 3911500, 4224420, 4693800, 5280525, 5867250, 7040700, 7823000, 8448840, 8800875, 10561050, 11734500, 14081400, 17601750, 21122100, 23469000, 26402625, 35203500, 42244200, 52805250, 70407000, 105610500, 211221000]

約数ペア:

[(1, 211221000), (2, 105610500), (3, 70407000), (4, 52805250), (5, 42244200), (6, 35203500), (8, 26402625), (9, 23469000), (10, 21122100), (12, 17601750), (15, 14081400), (18, 11734500), (20, 10561050), (24, 8800875), (25, 8448840), (27, 7823000), (30, 7040700), (36, 5867250), (40, 5280525), (45, 4693800), (50, 4224420), (54, 3911500), (60, 3520350), (72, 2933625), (75, 2816280), (90, 2346900), (100, 2112210), (108, 1955750), (120, 1760175), (125, 1689768), (135, 1564600), (150, 1408140), (180, 1173450), (200, 1056105), (216, 977875), (225, 938760), (250, 844884), (270, 782300), (300, 704070), (360, 586725), (375, 563256), (450, 469380), (500, 422442), (540, 391150), (600, 352035), (675, 312920), (750, 281628), (900, 234690), (1000, 211221), (1080, 195575), (1125, 187752), (1350, 156460), (1500, 140814), (1800, 117345), (2250, 93876), (2700, 78230), (3000, 70407), (3375, 62584), (4500, 46938), (5400, 39115), (6750, 31292), (7823, 27000), (9000, 23469), (13500, 15646)]