25240320

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{313}}^1$

素因数の和:347

約数の個数: 216

約数和(自身を含む): 100123296

約数和(自身を除く): 74882976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 313, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 626, 630, 640, 672, 720, 768, 840, 896, 939, 960, 1008, 1120, 1152, 1252, 1260, 1280, 1344, 1440, 1565, 1680, 1792, 1878, 1920, 2016, 2191, 2240, 2304, 2504, 2520, 2688, 2817, 2880, 3130, 3360, 3756, 3840, 4032, 4382, 4480, 4695, 5008, 5040, 5376, 5634, 5760, 6260, 6573, 6720, 7512, 8064, 8764, 8960, 9390, 10016, 10080, 10955, 11268, 11520, 12520, 13146, 13440, 14085, 15024, 16128, 17528, 18780, 19719, 20032, 20160, 21910, 22536, 25040, 26292, 26880, 28170, 30048, 32865, 35056, 37560, 39438, 40064, 40320, 43820, 45072, 50080, 52584, 56340, 60096, 65730, 70112, 75120, 78876, 80128, 80640, 87640, 90144, 98595, 100160, 105168, 112680, 120192, 131460, 140224, 150240, 157752, 175280, 180288, 197190, 200320, 210336, 225360, 240384, 262920, 280448, 300480, 315504, 350560, 360576, 394380, 400640, 420672, 450720, 525840, 560896, 600960, 631008, 701120, 721152, 788760, 841344, 901440, 1051680, 1201920, 1262016, 1402240, 1577520, 1682688, 1802880, 2103360, 2524032, 2804480, 3155040, 3605760, 4206720, 5048064, 6310080, 8413440, 12620160, 25240320]

約数ペア:

[(1, 25240320), (2, 12620160), (3, 8413440), (4, 6310080), (5, 5048064), (6, 4206720), (7, 3605760), (8, 3155040), (9, 2804480), (10, 2524032), (12, 2103360), (14, 1802880), (15, 1682688), (16, 1577520), (18, 1402240), (20, 1262016), (21, 1201920), (24, 1051680), (28, 901440), (30, 841344), (32, 788760), (35, 721152), (36, 701120), (40, 631008), (42, 600960), (45, 560896), (48, 525840), (56, 450720), (60, 420672), (63, 400640), (64, 394380), (70, 360576), (72, 350560), (80, 315504), (84, 300480), (90, 280448), (96, 262920), (105, 240384), (112, 225360), (120, 210336), (126, 200320), (128, 197190), (140, 180288), (144, 175280), (160, 157752), (168, 150240), (180, 140224), (192, 131460), (210, 120192), (224, 112680), (240, 105168), (252, 100160), (256, 98595), (280, 90144), (288, 87640), (313, 80640), (315, 80128), (320, 78876), (336, 75120), (360, 70112), (384, 65730), (420, 60096), (448, 56340), (480, 52584), (504, 50080), (560, 45072), (576, 43820), (626, 40320), (630, 40064), (640, 39438), (672, 37560), (720, 35056), (768, 32865), (840, 30048), (896, 28170), (939, 26880), (960, 26292), (1008, 25040), (1120, 22536), (1152, 21910), (1252, 20160), (1260, 20032), (1280, 19719), (1344, 18780), (1440, 17528), (1565, 16128), (1680, 15024), (1792, 14085), (1878, 13440), (1920, 13146), (2016, 12520), (2191, 11520), (2240, 11268), (2304, 10955), (2504, 10080), (2520, 10016), (2688, 9390), (2817, 8960), (2880, 8764), (3130, 8064), (3360, 7512), (3756, 6720), (3840, 6573), (4032, 6260), (4382, 5760), (4480, 5634), (4695, 5376), (5008, 5040)]