207777200

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:295

約数の個数: 120

約数和(自身を含む): 521477040

約数和(自身を除く): 313699840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 101, 139, 148, 185, 200, 202, 278, 296, 370, 400, 404, 505, 556, 592, 695, 740, 808, 925, 1010, 1112, 1390, 1480, 1616, 1850, 2020, 2224, 2525, 2780, 2960, 3475, 3700, 3737, 4040, 5050, 5143, 5560, 6950, 7400, 7474, 8080, 10100, 10286, 11120, 13900, 14039, 14800, 14948, 18685, 20200, 20572, 25715, 27800, 28078, 29896, 37370, 40400, 41144, 51430, 55600, 56156, 59792, 70195, 74740, 82288, 93425, 102860, 112312, 128575, 140390, 149480, 186850, 205720, 224624, 257150, 280780, 298960, 350975, 373700, 411440, 514300, 519443, 561560, 701950, 747400, 1028600, 1038886, 1123120, 1403900, 1494800, 2057200, 2077772, 2597215, 2807800, 4155544, 5194430, 5615600, 8311088, 10388860, 12986075, 20777720, 25972150, 41555440, 51944300, 103888600, 207777200]

約数ペア:

[(1, 207777200), (2, 103888600), (4, 51944300), (5, 41555440), (8, 25972150), (10, 20777720), (16, 12986075), (20, 10388860), (25, 8311088), (37, 5615600), (40, 5194430), (50, 4155544), (74, 2807800), (80, 2597215), (100, 2077772), (101, 2057200), (139, 1494800), (148, 1403900), (185, 1123120), (200, 1038886), (202, 1028600), (278, 747400), (296, 701950), (370, 561560), (400, 519443), (404, 514300), (505, 411440), (556, 373700), (592, 350975), (695, 298960), (740, 280780), (808, 257150), (925, 224624), (1010, 205720), (1112, 186850), (1390, 149480), (1480, 140390), (1616, 128575), (1850, 112312), (2020, 102860), (2224, 93425), (2525, 82288), (2780, 74740), (2960, 70195), (3475, 59792), (3700, 56156), (3737, 55600), (4040, 51430), (5050, 41144), (5143, 40400), (5560, 37370), (6950, 29896), (7400, 28078), (7474, 27800), (8080, 25715), (10100, 20572), (10286, 20200), (11120, 18685), (13900, 14948), (14039, 14800)]