72718080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:706

約数の個数: 144

約数和(自身を含む): 240619680

約数和(自身を除く): 167901600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 256, 290, 320, 348, 384, 435, 464, 480, 580, 640, 653, 696, 768, 870, 928, 960, 1160, 1280, 1306, 1392, 1740, 1856, 1920, 1959, 2320, 2612, 2784, 3265, 3480, 3712, 3840, 3918, 4640, 5224, 5568, 6530, 6960, 7424, 7836, 9280, 9795, 10448, 11136, 13060, 13920, 15672, 18560, 18937, 19590, 20896, 22272, 26120, 27840, 31344, 37120, 37874, 39180, 41792, 52240, 55680, 56811, 62688, 75748, 78360, 83584, 94685, 104480, 111360, 113622, 125376, 151496, 156720, 167168, 189370, 208960, 227244, 250752, 284055, 302992, 313440, 378740, 417920, 454488, 501504, 568110, 605984, 626880, 757480, 835840, 908976, 1136220, 1211968, 1253760, 1514960, 1817952, 2272440, 2423936, 2507520, 3029920, 3635904, 4544880, 4847872, 6059840, 7271808, 9089760, 12119680, 14543616, 18179520, 24239360, 36359040, 72718080]

約数ペア:

[(1, 72718080), (2, 36359040), (3, 24239360), (4, 18179520), (5, 14543616), (6, 12119680), (8, 9089760), (10, 7271808), (12, 6059840), (15, 4847872), (16, 4544880), (20, 3635904), (24, 3029920), (29, 2507520), (30, 2423936), (32, 2272440), (40, 1817952), (48, 1514960), (58, 1253760), (60, 1211968), (64, 1136220), (80, 908976), (87, 835840), (96, 757480), (116, 626880), (120, 605984), (128, 568110), (145, 501504), (160, 454488), (174, 417920), (192, 378740), (232, 313440), (240, 302992), (256, 284055), (290, 250752), (320, 227244), (348, 208960), (384, 189370), (435, 167168), (464, 156720), (480, 151496), (580, 125376), (640, 113622), (653, 111360), (696, 104480), (768, 94685), (870, 83584), (928, 78360), (960, 75748), (1160, 62688), (1280, 56811), (1306, 55680), (1392, 52240), (1740, 41792), (1856, 39180), (1920, 37874), (1959, 37120), (2320, 31344), (2612, 27840), (2784, 26120), (3265, 22272), (3480, 20896), (3712, 19590), (3840, 18937), (3918, 18560), (4640, 15672), (5224, 13920), (5568, 13060), (6530, 11136), (6960, 10448), (7424, 9795), (7836, 9280)]