237221280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{641}}^1$

素因数の和:919

約数の個数: 144

約数和(自身を含む): 813935304

約数和(自身を除く): 576714024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 257, 288, 360, 480, 514, 641, 720, 771, 1028, 1282, 1285, 1440, 1542, 1923, 2056, 2313, 2564, 2570, 3084, 3205, 3846, 3855, 4112, 4626, 5128, 5140, 5769, 6168, 6410, 7692, 7710, 8224, 9252, 9615, 10256, 10280, 11538, 11565, 12336, 12820, 15384, 15420, 18504, 19230, 20512, 20560, 23076, 23130, 24672, 25640, 28845, 30768, 30840, 37008, 38460, 41120, 46152, 46260, 51280, 57690, 61536, 61680, 74016, 76920, 92304, 92520, 102560, 115380, 123360, 153840, 164737, 184608, 185040, 230760, 307680, 329474, 370080, 461520, 494211, 658948, 823685, 923040, 988422, 1317896, 1482633, 1647370, 1976844, 2471055, 2635792, 2965266, 3294740, 3953688, 4942110, 5271584, 5930532, 6589480, 7413165, 7907376, 9884220, 11861064, 13178960, 14826330, 15814752, 19768440, 23722128, 26357920, 29652660, 39536880, 47444256, 59305320, 79073760, 118610640, 237221280]

約数ペア:

[(1, 237221280), (2, 118610640), (3, 79073760), (4, 59305320), (5, 47444256), (6, 39536880), (8, 29652660), (9, 26357920), (10, 23722128), (12, 19768440), (15, 15814752), (16, 14826330), (18, 13178960), (20, 11861064), (24, 9884220), (30, 7907376), (32, 7413165), (36, 6589480), (40, 5930532), (45, 5271584), (48, 4942110), (60, 3953688), (72, 3294740), (80, 2965266), (90, 2635792), (96, 2471055), (120, 1976844), (144, 1647370), (160, 1482633), (180, 1317896), (240, 988422), (257, 923040), (288, 823685), (360, 658948), (480, 494211), (514, 461520), (641, 370080), (720, 329474), (771, 307680), (1028, 230760), (1282, 185040), (1285, 184608), (1440, 164737), (1542, 153840), (1923, 123360), (2056, 115380), (2313, 102560), (2564, 92520), (2570, 92304), (3084, 76920), (3205, 74016), (3846, 61680), (3855, 61536), (4112, 57690), (4626, 51280), (5128, 46260), (5140, 46152), (5769, 41120), (6168, 38460), (6410, 37008), (7692, 30840), (7710, 30768), (8224, 28845), (9252, 25640), (9615, 24672), (10256, 23130), (10280, 23076), (11538, 20560), (11565, 20512), (12336, 19230), (12820, 18504), (15384, 15420)]