638550

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:75

約数の個数: 96

約数和(自身を含む): 1964160

約数和(自身を除く): 1325610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 43, 45, 50, 54, 55, 66, 75, 86, 90, 99, 110, 129, 135, 150, 165, 198, 215, 225, 258, 270, 275, 297, 330, 387, 430, 450, 473, 495, 550, 594, 645, 675, 774, 825, 946, 990, 1075, 1161, 1290, 1350, 1419, 1485, 1650, 1935, 2150, 2322, 2365, 2475, 2838, 2970, 3225, 3870, 4257, 4730, 4950, 5805, 6450, 7095, 7425, 8514, 9675, 11610, 11825, 12771, 14190, 14850, 19350, 21285, 23650, 25542, 29025, 35475, 42570, 58050, 63855, 70950, 106425, 127710, 212850, 319275, 638550]

約数ペア:

[(1, 638550), (2, 319275), (3, 212850), (5, 127710), (6, 106425), (9, 70950), (10, 63855), (11, 58050), (15, 42570), (18, 35475), (22, 29025), (25, 25542), (27, 23650), (30, 21285), (33, 19350), (43, 14850), (45, 14190), (50, 12771), (54, 11825), (55, 11610), (66, 9675), (75, 8514), (86, 7425), (90, 7095), (99, 6450), (110, 5805), (129, 4950), (135, 4730), (150, 4257), (165, 3870), (198, 3225), (215, 2970), (225, 2838), (258, 2475), (270, 2365), (275, 2322), (297, 2150), (330, 1935), (387, 1650), (430, 1485), (450, 1419), (473, 1350), (495, 1290), (550, 1161), (594, 1075), (645, 990), (675, 946), (774, 825)]