2018709900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{907}}^1\times {\mathrm{2473}}^1$

素因数の和:3400

約数の個数: 108

約数和(自身を含む): 6337071832

約数和(自身を除く): 4318361932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 907, 1814, 2473, 2721, 3628, 4535, 4946, 5442, 7419, 8163, 9070, 9892, 10884, 12365, 13605, 14838, 16326, 18140, 22257, 22675, 24730, 27210, 29676, 32652, 37095, 40815, 44514, 45350, 49460, 54420, 61825, 68025, 74190, 81630, 89028, 90700, 111285, 123650, 136050, 148380, 163260, 185475, 204075, 222570, 247300, 272100, 370950, 408150, 445140, 556425, 741900, 816300, 1112850, 2225700, 2243011, 4486022, 6729033, 8972044, 11215055, 13458066, 20187099, 22430110, 26916132, 33645165, 40374198, 44860220, 56075275, 67290330, 80748396, 100935495, 112150550, 134580660, 168225825, 201870990, 224301100, 336451650, 403741980, 504677475, 672903300, 1009354950, 2018709900]

約数ペア:

[(1, 2018709900), (2, 1009354950), (3, 672903300), (4, 504677475), (5, 403741980), (6, 336451650), (9, 224301100), (10, 201870990), (12, 168225825), (15, 134580660), (18, 112150550), (20, 100935495), (25, 80748396), (30, 67290330), (36, 56075275), (45, 44860220), (50, 40374198), (60, 33645165), (75, 26916132), (90, 22430110), (100, 20187099), (150, 13458066), (180, 11215055), (225, 8972044), (300, 6729033), (450, 4486022), (900, 2243011), (907, 2225700), (1814, 1112850), (2473, 816300), (2721, 741900), (3628, 556425), (4535, 445140), (4946, 408150), (5442, 370950), (7419, 272100), (8163, 247300), (9070, 222570), (9892, 204075), (10884, 185475), (12365, 163260), (13605, 148380), (14838, 136050), (16326, 123650), (18140, 111285), (22257, 90700), (22675, 89028), (24730, 81630), (27210, 74190), (29676, 68025), (32652, 61825), (37095, 54420), (40815, 49460), (44514, 45350)]