651703040

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 1663979520

約数和(自身を除く): 1012276480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 127, 128, 152, 160, 190, 211, 254, 256, 304, 320, 380, 422, 508, 608, 635, 640, 760, 844, 1016, 1055, 1216, 1270, 1280, 1520, 1688, 2032, 2110, 2413, 2432, 2540, 3040, 3376, 4009, 4064, 4220, 4826, 4864, 5080, 6080, 6752, 8018, 8128, 8440, 9652, 10160, 12065, 12160, 13504, 16036, 16256, 16880, 19304, 20045, 20320, 24130, 24320, 26797, 27008, 32072, 32512, 33760, 38608, 40090, 40640, 48260, 53594, 54016, 64144, 67520, 77216, 80180, 81280, 96520, 107188, 128288, 133985, 135040, 154432, 160360, 162560, 193040, 214376, 256576, 267970, 270080, 308864, 320720, 386080, 428752, 509143, 513152, 535940, 617728, 641440, 772160, 857504, 1018286, 1026304, 1071880, 1282880, 1544320, 1715008, 2036572, 2143760, 2545715, 2565760, 3088640, 3430016, 4073144, 4287520, 5091430, 5131520, 6860032, 8146288, 8575040, 10182860, 16292576, 17150080, 20365720, 32585152, 34300160, 40731440, 65170304, 81462880, 130340608, 162925760, 325851520, 651703040]

約数ペア:

[(1, 651703040), (2, 325851520), (4, 162925760), (5, 130340608), (8, 81462880), (10, 65170304), (16, 40731440), (19, 34300160), (20, 32585152), (32, 20365720), (38, 17150080), (40, 16292576), (64, 10182860), (76, 8575040), (80, 8146288), (95, 6860032), (127, 5131520), (128, 5091430), (152, 4287520), (160, 4073144), (190, 3430016), (211, 3088640), (254, 2565760), (256, 2545715), (304, 2143760), (320, 2036572), (380, 1715008), (422, 1544320), (508, 1282880), (608, 1071880), (635, 1026304), (640, 1018286), (760, 857504), (844, 772160), (1016, 641440), (1055, 617728), (1216, 535940), (1270, 513152), (1280, 509143), (1520, 428752), (1688, 386080), (2032, 320720), (2110, 308864), (2413, 270080), (2432, 267970), (2540, 256576), (3040, 214376), (3376, 193040), (4009, 162560), (4064, 160360), (4220, 154432), (4826, 135040), (4864, 133985), (5080, 128288), (6080, 107188), (6752, 96520), (8018, 81280), (8128, 80180), (8440, 77216), (9652, 67520), (10160, 64144), (12065, 54016), (12160, 53594), (13504, 48260), (16036, 40640), (16256, 40090), (16880, 38608), (19304, 33760), (20045, 32512), (20320, 32072), (24130, 27008), (24320, 26797)]