213081300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{78919}}^1$

素因数の和:78942

約数の個数: 72

約数和(自身を含む): 685025600

約数和(自身を除く): 471944300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 78919, 157838, 236757, 315676, 394595, 473514, 710271, 789190, 947028, 1183785, 1420542, 1578380, 1972975, 2130813, 2367570, 2841084, 3551355, 3945950, 4261626, 4735140, 5918925, 7102710, 7891900, 8523252, 10654065, 11837850, 14205420, 17756775, 21308130, 23675700, 35513550, 42616260, 53270325, 71027100, 106540650, 213081300]

約数ペア:

[(1, 213081300), (2, 106540650), (3, 71027100), (4, 53270325), (5, 42616260), (6, 35513550), (9, 23675700), (10, 21308130), (12, 17756775), (15, 14205420), (18, 11837850), (20, 10654065), (25, 8523252), (27, 7891900), (30, 7102710), (36, 5918925), (45, 4735140), (50, 4261626), (54, 3945950), (60, 3551355), (75, 2841084), (90, 2367570), (100, 2130813), (108, 1972975), (135, 1578380), (150, 1420542), (180, 1183785), (225, 947028), (270, 789190), (300, 710271), (450, 473514), (540, 394595), (675, 315676), (900, 236757), (1350, 157838), (2700, 78919)]