1298427680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:347

約数の個数: 192

約数和(自身を含む): 3485970432

約数和(自身を除く): 2187542752

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 127, 148, 157, 160, 176, 185, 220, 254, 296, 314, 352, 370, 407, 440, 508, 592, 628, 635, 740, 785, 814, 880, 1016, 1184, 1256, 1270, 1397, 1480, 1570, 1628, 1727, 1760, 2032, 2035, 2512, 2540, 2794, 2960, 3140, 3256, 3454, 4064, 4070, 4699, 5024, 5080, 5588, 5809, 5920, 6280, 6512, 6908, 6985, 8140, 8635, 9398, 10160, 11176, 11618, 12560, 13024, 13816, 13970, 16280, 17270, 18796, 19939, 20320, 22352, 23236, 23495, 25120, 27632, 27940, 29045, 32560, 34540, 37592, 39878, 44704, 46472, 46990, 51689, 55264, 55880, 58090, 63899, 65120, 69080, 75184, 79756, 92944, 93980, 99695, 103378, 111760, 116180, 127798, 138160, 150368, 159512, 185888, 187960, 199390, 206756, 219329, 223520, 232360, 255596, 258445, 276320, 319024, 319495, 375920, 398780, 413512, 438658, 464720, 511192, 516890, 638048, 638990, 737743, 751840, 797560, 827024, 877316, 929440, 1022384, 1033780, 1096645, 1277980, 1475486, 1595120, 1654048, 1754632, 2044768, 2067560, 2193290, 2555960, 2950972, 3190240, 3509264, 3688715, 4135120, 4386580, 5111920, 5901944, 7018528, 7377430, 8115173, 8270240, 8773160, 10223840, 11803888, 14754860, 16230346, 17546320, 23607776, 29509720, 32460692, 35092640, 40575865, 59019440, 64921384, 81151730, 118038880, 129842768, 162303460, 259685536, 324606920, 649213840, 1298427680]

約数ペア:

[(1, 1298427680), (2, 649213840), (4, 324606920), (5, 259685536), (8, 162303460), (10, 129842768), (11, 118038880), (16, 81151730), (20, 64921384), (22, 59019440), (32, 40575865), (37, 35092640), (40, 32460692), (44, 29509720), (55, 23607776), (74, 17546320), (80, 16230346), (88, 14754860), (110, 11803888), (127, 10223840), (148, 8773160), (157, 8270240), (160, 8115173), (176, 7377430), (185, 7018528), (220, 5901944), (254, 5111920), (296, 4386580), (314, 4135120), (352, 3688715), (370, 3509264), (407, 3190240), (440, 2950972), (508, 2555960), (592, 2193290), (628, 2067560), (635, 2044768), (740, 1754632), (785, 1654048), (814, 1595120), (880, 1475486), (1016, 1277980), (1184, 1096645), (1256, 1033780), (1270, 1022384), (1397, 929440), (1480, 877316), (1570, 827024), (1628, 797560), (1727, 751840), (1760, 737743), (2032, 638990), (2035, 638048), (2512, 516890), (2540, 511192), (2794, 464720), (2960, 438658), (3140, 413512), (3256, 398780), (3454, 375920), (4064, 319495), (4070, 319024), (4699, 276320), (5024, 258445), (5080, 255596), (5588, 232360), (5809, 223520), (5920, 219329), (6280, 206756), (6512, 199390), (6908, 187960), (6985, 185888), (8140, 159512), (8635, 150368), (9398, 138160), (10160, 127798), (11176, 116180), (11618, 111760), (12560, 103378), (13024, 99695), (13816, 93980), (13970, 92944), (16280, 79756), (17270, 75184), (18796, 69080), (19939, 65120), (20320, 63899), (22352, 58090), (23236, 55880), (23495, 55264), (25120, 51689), (27632, 46990), (27940, 46472), (29045, 44704), (32560, 39878), (34540, 37592)]