209465280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:563

約数の個数: 168

約数和(自身を含む): 725832432

約数和(自身を除く): 516367152

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 257, 283, 288, 320, 360, 480, 514, 566, 576, 720, 771, 849, 960, 1028, 1132, 1285, 1415, 1440, 1542, 1698, 2056, 2264, 2313, 2547, 2570, 2830, 2880, 3084, 3396, 3855, 4112, 4245, 4528, 4626, 5094, 5140, 5660, 6168, 6792, 7710, 8224, 8490, 9056, 9252, 10188, 10280, 11320, 11565, 12336, 12735, 13584, 15420, 16448, 16980, 18112, 18504, 20376, 20560, 22640, 23130, 24672, 25470, 27168, 30840, 33960, 37008, 40752, 41120, 45280, 46260, 49344, 50940, 54336, 61680, 67920, 72731, 74016, 81504, 82240, 90560, 92520, 101880, 123360, 135840, 145462, 148032, 163008, 185040, 203760, 218193, 246720, 271680, 290924, 363655, 370080, 407520, 436386, 581848, 654579, 727310, 740160, 815040, 872772, 1090965, 1163696, 1309158, 1454620, 1745544, 2181930, 2327392, 2618316, 2909240, 3272895, 3491088, 4363860, 4654784, 5236632, 5818480, 6545790, 6982176, 8727720, 10473264, 11636960, 13091580, 13964352, 17455440, 20946528, 23273920, 26183160, 34910880, 41893056, 52366320, 69821760, 104732640, 209465280]

約数ペア:

[(1, 209465280), (2, 104732640), (3, 69821760), (4, 52366320), (5, 41893056), (6, 34910880), (8, 26183160), (9, 23273920), (10, 20946528), (12, 17455440), (15, 13964352), (16, 13091580), (18, 11636960), (20, 10473264), (24, 8727720), (30, 6982176), (32, 6545790), (36, 5818480), (40, 5236632), (45, 4654784), (48, 4363860), (60, 3491088), (64, 3272895), (72, 2909240), (80, 2618316), (90, 2327392), (96, 2181930), (120, 1745544), (144, 1454620), (160, 1309158), (180, 1163696), (192, 1090965), (240, 872772), (257, 815040), (283, 740160), (288, 727310), (320, 654579), (360, 581848), (480, 436386), (514, 407520), (566, 370080), (576, 363655), (720, 290924), (771, 271680), (849, 246720), (960, 218193), (1028, 203760), (1132, 185040), (1285, 163008), (1415, 148032), (1440, 145462), (1542, 135840), (1698, 123360), (2056, 101880), (2264, 92520), (2313, 90560), (2547, 82240), (2570, 81504), (2830, 74016), (2880, 72731), (3084, 67920), (3396, 61680), (3855, 54336), (4112, 50940), (4245, 49344), (4528, 46260), (4626, 45280), (5094, 41120), (5140, 40752), (5660, 37008), (6168, 33960), (6792, 30840), (7710, 27168), (8224, 25470), (8490, 24672), (9056, 23130), (9252, 22640), (10188, 20560), (10280, 20376), (11320, 18504), (11565, 18112), (12336, 16980), (12735, 16448), (13584, 15420)]