918449840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149099}}^1$

素因数の和:149130

約数の個数: 80

約数和(自身を含む): 2662329600

約数和(自身を除く): 1743879760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 149099, 298198, 596396, 745495, 1043693, 1192792, 1490990, 1640089, 2087386, 2385584, 2981980, 3280178, 4174772, 5218465, 5963960, 6560356, 8200445, 8349544, 10436930, 11480623, 11927920, 13120712, 16400890, 16699088, 20873860, 22961246, 26241424, 32801780, 41747720, 45922492, 57403115, 65603560, 83495440, 91844984, 114806230, 131207120, 183689968, 229612460, 459224920, 918449840]

約数ペア:

[(1, 918449840), (2, 459224920), (4, 229612460), (5, 183689968), (7, 131207120), (8, 114806230), (10, 91844984), (11, 83495440), (14, 65603560), (16, 57403115), (20, 45922492), (22, 41747720), (28, 32801780), (35, 26241424), (40, 22961246), (44, 20873860), (55, 16699088), (56, 16400890), (70, 13120712), (77, 11927920), (80, 11480623), (88, 10436930), (110, 8349544), (112, 8200445), (140, 6560356), (154, 5963960), (176, 5218465), (220, 4174772), (280, 3280178), (308, 2981980), (385, 2385584), (440, 2087386), (560, 1640089), (616, 1490990), (770, 1192792), (880, 1043693), (1232, 745495), (1540, 596396), (3080, 298198), (6160, 149099)]