205124090920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{1033}}^1$

素因数の和:1368

約数の個数: 256

約数和(自身を含む): 548890214400

約数和(自身を除く): 343766123480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 79, 94, 140, 158, 188, 191, 235, 280, 316, 329, 376, 382, 395, 470, 553, 632, 658, 764, 790, 940, 955, 1033, 1106, 1316, 1337, 1528, 1580, 1645, 1880, 1910, 2066, 2212, 2632, 2674, 2765, 3160, 3290, 3713, 3820, 4132, 4424, 5165, 5348, 5530, 6580, 6685, 7231, 7426, 7640, 8264, 8977, 10330, 10696, 11060, 13160, 13370, 14462, 14852, 15089, 17954, 18565, 20660, 22120, 25991, 26740, 28924, 29704, 30178, 35908, 36155, 37130, 41320, 44885, 48551, 51982, 53480, 57848, 60356, 62839, 71816, 72310, 74260, 75445, 81607, 89770, 97102, 103964, 105623, 120712, 125678, 129955, 144620, 148520, 150890, 163214, 179540, 194204, 197303, 207928, 211246, 242755, 251356, 259910, 289240, 301780, 314195, 326428, 339857, 359080, 388408, 394606, 408035, 422492, 485510, 502712, 519820, 528115, 571249, 603560, 628390, 652856, 679714, 709183, 789212, 816070, 844984, 971020, 986515, 1039640, 1056230, 1142498, 1256780, 1359428, 1381121, 1418366, 1578424, 1632140, 1699285, 1942040, 1973030, 2112460, 2284996, 2513560, 2718856, 2762242, 2836732, 2856245, 3264280, 3398570, 3545915, 3835529, 3946060, 4224920, 4569992, 4964281, 5524484, 5673464, 5712490, 6797140, 6905605, 7091830, 7671058, 7892120, 9273241, 9928562, 11048968, 11424980, 13594280, 13811210, 14183660, 15342116, 15586937, 18546482, 19177645, 19857124, 22849960, 24821405, 26848703, 27622420, 28367320, 30684232, 31173874, 37092964, 38355290, 39714248, 46366205, 49642810, 53697406, 55244840, 62347748, 64912687, 74185928, 76710580, 77934685, 92732410, 99285620, 107394812, 109108559, 124695496, 129825374, 134243515, 153421160, 155869370, 185464820, 198571240, 214789624, 218217118, 259650748, 268487030, 311738740, 324563435, 370929640, 436434236, 519301496, 536974060, 545542795, 623477480, 649126870, 732586039, 872868472, 1073948120, 1091085590, 1298253740, 1465172078, 2182171180, 2596507480, 2930344156, 3662930195, 4364342360, 5128102273, 5860688312, 7325860390, 10256204546, 14651720780, 20512409092, 25640511365, 29303441560, 41024818184, 51281022730, 102562045460, 205124090920]

約数ペア:

[(1, 205124090920), (2, 102562045460), (4, 51281022730), (5, 41024818184), (7, 29303441560), (8, 25640511365), (10, 20512409092), (14, 14651720780), (20, 10256204546), (28, 7325860390), (35, 5860688312), (40, 5128102273), (47, 4364342360), (56, 3662930195), (70, 2930344156), (79, 2596507480), (94, 2182171180), (140, 1465172078), (158, 1298253740), (188, 1091085590), (191, 1073948120), (235, 872868472), (280, 732586039), (316, 649126870), (329, 623477480), (376, 545542795), (382, 536974060), (395, 519301496), (470, 436434236), (553, 370929640), (632, 324563435), (658, 311738740), (764, 268487030), (790, 259650748), (940, 218217118), (955, 214789624), (1033, 198571240), (1106, 185464820), (1316, 155869370), (1337, 153421160), (1528, 134243515), (1580, 129825374), (1645, 124695496), (1880, 109108559), (1910, 107394812), (2066, 99285620), (2212, 92732410), (2632, 77934685), (2674, 76710580), (2765, 74185928), (3160, 64912687), (3290, 62347748), (3713, 55244840), (3820, 53697406), (4132, 49642810), (4424, 46366205), (5165, 39714248), (5348, 38355290), (5530, 37092964), (6580, 31173874), (6685, 30684232), (7231, 28367320), (7426, 27622420), (7640, 26848703), (8264, 24821405), (8977, 22849960), (10330, 19857124), (10696, 19177645), (11060, 18546482), (13160, 15586937), (13370, 15342116), (14462, 14183660), (14852, 13811210), (15089, 13594280), (17954, 11424980), (18565, 11048968), (20660, 9928562), (22120, 9273241), (25991, 7892120), (26740, 7671058), (28924, 7091830), (29704, 6905605), (30178, 6797140), (35908, 5712490), (36155, 5673464), (37130, 5524484), (41320, 4964281), (44885, 4569992), (48551, 4224920), (51982, 3946060), (53480, 3835529), (57848, 3545915), (60356, 3398570), (62839, 3264280), (71816, 2856245), (72310, 2836732), (74260, 2762242), (75445, 2718856), (81607, 2513560), (89770, 2284996), (97102, 2112460), (103964, 1973030), (105623, 1942040), (120712, 1699285), (125678, 1632140), (129955, 1578424), (144620, 1418366), (148520, 1381121), (150890, 1359428), (163214, 1256780), (179540, 1142498), (194204, 1056230), (197303, 1039640), (207928, 986515), (211246, 971020), (242755, 844984), (251356, 816070), (259910, 789212), (289240, 709183), (301780, 679714), (314195, 652856), (326428, 628390), (339857, 603560), (359080, 571249), (388408, 528115), (394606, 519820), (408035, 502712), (422492, 485510)]