7515703040

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 18311378400

約数和(自身を除く): 10795675360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 157, 160, 251, 256, 298, 314, 320, 502, 596, 628, 640, 745, 785, 1004, 1192, 1255, 1256, 1280, 1490, 1570, 2008, 2384, 2510, 2512, 2980, 3140, 4016, 4768, 5020, 5024, 5960, 6280, 8032, 9536, 10040, 10048, 11920, 12560, 16064, 19072, 20080, 20096, 23393, 23840, 25120, 32128, 37399, 38144, 39407, 40160, 40192, 46786, 47680, 50240, 64256, 74798, 78814, 80320, 93572, 95360, 100480, 116965, 149596, 157628, 160640, 186995, 187144, 190720, 197035, 200960, 233930, 299192, 315256, 321280, 373990, 374288, 394070, 467860, 598384, 630512, 747980, 748576, 788140, 935720, 1196768, 1261024, 1495960, 1497152, 1576280, 1871440, 2393536, 2522048, 2991920, 2994304, 3152560, 3742880, 4787072, 5044096, 5871643, 5983840, 5988608, 6305120, 7485760, 9574144, 10088192, 11743286, 11967680, 12610240, 14971520, 23486572, 23935360, 25220480, 29358215, 29943040, 46973144, 47870720, 50440960, 58716430, 93946288, 117432860, 187892576, 234865720, 375785152, 469731440, 751570304, 939462880, 1503140608, 1878925760, 3757851520, 7515703040]

約数ペア:

[(1, 7515703040), (2, 3757851520), (4, 1878925760), (5, 1503140608), (8, 939462880), (10, 751570304), (16, 469731440), (20, 375785152), (32, 234865720), (40, 187892576), (64, 117432860), (80, 93946288), (128, 58716430), (149, 50440960), (157, 47870720), (160, 46973144), (251, 29943040), (256, 29358215), (298, 25220480), (314, 23935360), (320, 23486572), (502, 14971520), (596, 12610240), (628, 11967680), (640, 11743286), (745, 10088192), (785, 9574144), (1004, 7485760), (1192, 6305120), (1255, 5988608), (1256, 5983840), (1280, 5871643), (1490, 5044096), (1570, 4787072), (2008, 3742880), (2384, 3152560), (2510, 2994304), (2512, 2991920), (2980, 2522048), (3140, 2393536), (4016, 1871440), (4768, 1576280), (5020, 1497152), (5024, 1495960), (5960, 1261024), (6280, 1196768), (8032, 935720), (9536, 788140), (10040, 748576), (10048, 747980), (11920, 630512), (12560, 598384), (16064, 467860), (19072, 394070), (20080, 374288), (20096, 373990), (23393, 321280), (23840, 315256), (25120, 299192), (32128, 233930), (37399, 200960), (38144, 197035), (39407, 190720), (40160, 187144), (40192, 186995), (46786, 160640), (47680, 157628), (50240, 149596), (64256, 116965), (74798, 100480), (78814, 95360), (80320, 93572)]