258612640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 192

約数和(自身を含む): 731566080

約数和(自身を除く): 472953440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 89, 104, 110, 127, 130, 143, 160, 176, 178, 208, 220, 254, 260, 286, 352, 356, 416, 440, 445, 508, 520, 572, 635, 712, 715, 880, 890, 979, 1016, 1040, 1144, 1157, 1270, 1397, 1424, 1430, 1651, 1760, 1780, 1958, 2032, 2080, 2288, 2314, 2540, 2794, 2848, 2860, 3302, 3560, 3916, 4064, 4576, 4628, 4895, 5080, 5588, 5720, 5785, 6604, 6985, 7120, 7832, 8255, 9256, 9790, 10160, 11176, 11303, 11440, 11570, 12727, 13208, 13970, 14240, 15664, 16510, 18161, 18512, 19580, 20320, 22352, 22606, 22880, 23140, 25454, 26416, 27940, 31328, 33020, 36322, 37024, 39160, 44704, 45212, 46280, 50908, 52832, 55880, 56515, 63635, 66040, 72644, 78320, 90424, 90805, 92560, 101816, 111760, 113030, 124333, 127270, 132080, 145288, 146939, 156640, 180848, 181610, 185120, 203632, 223520, 226060, 248666, 254540, 264160, 290576, 293878, 361696, 363220, 407264, 452120, 497332, 509080, 581152, 587756, 621665, 726440, 734695, 904240, 994664, 1018160, 1175512, 1243330, 1452880, 1469390, 1616329, 1808480, 1989328, 2036320, 2351024, 2486660, 2905760, 2938780, 3232658, 3978656, 4702048, 4973320, 5877560, 6465316, 8081645, 9946640, 11755120, 12930632, 16163290, 19893280, 23510240, 25861264, 32326580, 51722528, 64653160, 129306320, 258612640]

約数ペア:

[(1, 258612640), (2, 129306320), (4, 64653160), (5, 51722528), (8, 32326580), (10, 25861264), (11, 23510240), (13, 19893280), (16, 16163290), (20, 12930632), (22, 11755120), (26, 9946640), (32, 8081645), (40, 6465316), (44, 5877560), (52, 4973320), (55, 4702048), (65, 3978656), (80, 3232658), (88, 2938780), (89, 2905760), (104, 2486660), (110, 2351024), (127, 2036320), (130, 1989328), (143, 1808480), (160, 1616329), (176, 1469390), (178, 1452880), (208, 1243330), (220, 1175512), (254, 1018160), (260, 994664), (286, 904240), (352, 734695), (356, 726440), (416, 621665), (440, 587756), (445, 581152), (508, 509080), (520, 497332), (572, 452120), (635, 407264), (712, 363220), (715, 361696), (880, 293878), (890, 290576), (979, 264160), (1016, 254540), (1040, 248666), (1144, 226060), (1157, 223520), (1270, 203632), (1397, 185120), (1424, 181610), (1430, 180848), (1651, 156640), (1760, 146939), (1780, 145288), (1958, 132080), (2032, 127270), (2080, 124333), (2288, 113030), (2314, 111760), (2540, 101816), (2794, 92560), (2848, 90805), (2860, 90424), (3302, 78320), (3560, 72644), (3916, 66040), (4064, 63635), (4576, 56515), (4628, 55880), (4895, 52832), (5080, 50908), (5588, 46280), (5720, 45212), (5785, 44704), (6604, 39160), (6985, 37024), (7120, 36322), (7832, 33020), (8255, 31328), (9256, 27940), (9790, 26416), (10160, 25454), (11176, 23140), (11303, 22880), (11440, 22606), (11570, 22352), (12727, 20320), (13208, 19580), (13970, 18512), (14240, 18161), (15664, 16510)]