140720640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:350

約数の個数: 160

約数和(自身を含む): 457845696

約数和(自身を除く): 317125056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 251, 256, 292, 320, 365, 384, 438, 480, 502, 512, 584, 640, 730, 753, 768, 876, 960, 1004, 1095, 1168, 1255, 1280, 1460, 1506, 1536, 1752, 1920, 2008, 2190, 2336, 2510, 2560, 2920, 3012, 3504, 3765, 3840, 4016, 4380, 4672, 5020, 5840, 6024, 7008, 7530, 7680, 8032, 8760, 9344, 10040, 11680, 12048, 14016, 15060, 16064, 17520, 18323, 18688, 20080, 23360, 24096, 28032, 30120, 32128, 35040, 36646, 37376, 40160, 46720, 48192, 54969, 56064, 60240, 64256, 70080, 73292, 80320, 91615, 93440, 96384, 109938, 112128, 120480, 128512, 140160, 146584, 160640, 183230, 186880, 192768, 219876, 240960, 274845, 280320, 293168, 321280, 366460, 385536, 439752, 481920, 549690, 560640, 586336, 642560, 732920, 879504, 963840, 1099380, 1172672, 1465840, 1759008, 1927680, 2198760, 2345344, 2931680, 3518016, 4397520, 4690688, 5863360, 7036032, 8795040, 9381376, 11726720, 14072064, 17590080, 23453440, 28144128, 35180160, 46906880, 70360320, 140720640]

約数ペア:

[(1, 140720640), (2, 70360320), (3, 46906880), (4, 35180160), (5, 28144128), (6, 23453440), (8, 17590080), (10, 14072064), (12, 11726720), (15, 9381376), (16, 8795040), (20, 7036032), (24, 5863360), (30, 4690688), (32, 4397520), (40, 3518016), (48, 2931680), (60, 2345344), (64, 2198760), (73, 1927680), (80, 1759008), (96, 1465840), (120, 1172672), (128, 1099380), (146, 963840), (160, 879504), (192, 732920), (219, 642560), (240, 586336), (251, 560640), (256, 549690), (292, 481920), (320, 439752), (365, 385536), (384, 366460), (438, 321280), (480, 293168), (502, 280320), (512, 274845), (584, 240960), (640, 219876), (730, 192768), (753, 186880), (768, 183230), (876, 160640), (960, 146584), (1004, 140160), (1095, 128512), (1168, 120480), (1255, 112128), (1280, 109938), (1460, 96384), (1506, 93440), (1536, 91615), (1752, 80320), (1920, 73292), (2008, 70080), (2190, 64256), (2336, 60240), (2510, 56064), (2560, 54969), (2920, 48192), (3012, 46720), (3504, 40160), (3765, 37376), (3840, 36646), (4016, 35040), (4380, 32128), (4672, 30120), (5020, 28032), (5840, 24096), (6024, 23360), (7008, 20080), (7530, 18688), (7680, 18323), (8032, 17520), (8760, 16064), (9344, 15060), (10040, 14016), (11680, 12048)]