614801920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 160

約数和(自身を含む): 1558757376

約数和(自身を除く): 943955456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 122, 124, 127, 128, 155, 160, 244, 248, 254, 256, 305, 310, 320, 488, 496, 508, 512, 610, 620, 635, 640, 976, 992, 1016, 1220, 1240, 1270, 1280, 1891, 1952, 1984, 2032, 2440, 2480, 2540, 2560, 3782, 3904, 3937, 3968, 4064, 4880, 4960, 5080, 7564, 7747, 7808, 7874, 7936, 8128, 9455, 9760, 9920, 10160, 15128, 15494, 15616, 15748, 15872, 16256, 18910, 19520, 19685, 19840, 20320, 30256, 30988, 31232, 31496, 32512, 37820, 38735, 39040, 39370, 39680, 40640, 60512, 61976, 62992, 65024, 75640, 77470, 78080, 78740, 79360, 81280, 121024, 123952, 125984, 151280, 154940, 156160, 157480, 162560, 240157, 242048, 247904, 251968, 302560, 309880, 314960, 325120, 480314, 484096, 495808, 503936, 605120, 619760, 629920, 960628, 968192, 991616, 1007872, 1200785, 1210240, 1239520, 1259840, 1921256, 1983232, 2015744, 2401570, 2420480, 2479040, 2519680, 3842512, 3966464, 4803140, 4840960, 4958080, 5039360, 7685024, 9606280, 9916160, 10078720, 15370048, 19212560, 19832320, 30740096, 38425120, 61480192, 76850240, 122960384, 153700480, 307400960, 614801920]

約数ペア:

[(1, 614801920), (2, 307400960), (4, 153700480), (5, 122960384), (8, 76850240), (10, 61480192), (16, 38425120), (20, 30740096), (31, 19832320), (32, 19212560), (40, 15370048), (61, 10078720), (62, 9916160), (64, 9606280), (80, 7685024), (122, 5039360), (124, 4958080), (127, 4840960), (128, 4803140), (155, 3966464), (160, 3842512), (244, 2519680), (248, 2479040), (254, 2420480), (256, 2401570), (305, 2015744), (310, 1983232), (320, 1921256), (488, 1259840), (496, 1239520), (508, 1210240), (512, 1200785), (610, 1007872), (620, 991616), (635, 968192), (640, 960628), (976, 629920), (992, 619760), (1016, 605120), (1220, 503936), (1240, 495808), (1270, 484096), (1280, 480314), (1891, 325120), (1952, 314960), (1984, 309880), (2032, 302560), (2440, 251968), (2480, 247904), (2540, 242048), (2560, 240157), (3782, 162560), (3904, 157480), (3937, 156160), (3968, 154940), (4064, 151280), (4880, 125984), (4960, 123952), (5080, 121024), (7564, 81280), (7747, 79360), (7808, 78740), (7874, 78080), (7936, 77470), (8128, 75640), (9455, 65024), (9760, 62992), (9920, 61976), (10160, 60512), (15128, 40640), (15494, 39680), (15616, 39370), (15748, 39040), (15872, 38735), (16256, 37820), (18910, 32512), (19520, 31496), (19685, 31232), (19840, 30988), (20320, 30256)]