1948930900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:267

約数の個数: 216

約数和(自身を含む): 5143030200

約数和(自身を除く): 3194099300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 49, 50, 70, 82, 89, 98, 100, 109, 140, 164, 175, 178, 196, 205, 218, 245, 287, 350, 356, 410, 436, 445, 490, 545, 574, 623, 700, 763, 820, 890, 980, 1025, 1090, 1148, 1225, 1246, 1435, 1526, 1780, 2009, 2050, 2180, 2225, 2450, 2492, 2725, 2870, 3052, 3115, 3649, 3815, 4018, 4100, 4361, 4450, 4469, 4900, 5341, 5450, 5740, 6230, 7175, 7298, 7630, 8036, 8722, 8900, 8938, 9701, 10045, 10682, 10900, 12460, 14350, 14596, 15260, 15575, 17444, 17876, 18245, 19075, 19402, 20090, 21364, 21805, 22345, 25543, 26705, 28700, 31150, 31283, 36490, 38150, 38804, 40180, 43610, 44690, 48505, 50225, 51086, 53410, 62300, 62566, 67907, 72980, 76300, 87220, 89380, 91225, 97010, 100450, 102172, 106820, 109025, 111725, 125132, 127715, 133525, 135814, 156415, 178801, 182450, 194020, 200900, 218050, 218981, 223450, 242525, 255430, 267050, 271628, 312830, 339535, 357602, 364900, 397741, 436100, 437962, 446900, 475349, 485050, 510860, 534100, 625660, 638575, 679070, 715204, 782075, 795482, 875924, 894005, 950698, 970100, 1094905, 1277150, 1358140, 1564150, 1590964, 1697675, 1788010, 1901396, 1988705, 2189810, 2376745, 2554300, 2784187, 3128300, 3395350, 3576020, 3977410, 4379620, 4470025, 4753490, 5474525, 5568374, 6790700, 7954820, 8940050, 9506980, 9943525, 10949050, 11136748, 11883725, 13920935, 17880100, 19489309, 19887050, 21898100, 23767450, 27841870, 38978618, 39774100, 47534900, 55683740, 69604675, 77957236, 97446545, 139209350, 194893090, 278418700, 389786180, 487232725, 974465450, 1948930900]

約数ペア:

[(1, 1948930900), (2, 974465450), (4, 487232725), (5, 389786180), (7, 278418700), (10, 194893090), (14, 139209350), (20, 97446545), (25, 77957236), (28, 69604675), (35, 55683740), (41, 47534900), (49, 39774100), (50, 38978618), (70, 27841870), (82, 23767450), (89, 21898100), (98, 19887050), (100, 19489309), (109, 17880100), (140, 13920935), (164, 11883725), (175, 11136748), (178, 10949050), (196, 9943525), (205, 9506980), (218, 8940050), (245, 7954820), (287, 6790700), (350, 5568374), (356, 5474525), (410, 4753490), (436, 4470025), (445, 4379620), (490, 3977410), (545, 3576020), (574, 3395350), (623, 3128300), (700, 2784187), (763, 2554300), (820, 2376745), (890, 2189810), (980, 1988705), (1025, 1901396), (1090, 1788010), (1148, 1697675), (1225, 1590964), (1246, 1564150), (1435, 1358140), (1526, 1277150), (1780, 1094905), (2009, 970100), (2050, 950698), (2180, 894005), (2225, 875924), (2450, 795482), (2492, 782075), (2725, 715204), (2870, 679070), (3052, 638575), (3115, 625660), (3649, 534100), (3815, 510860), (4018, 485050), (4100, 475349), (4361, 446900), (4450, 437962), (4469, 436100), (4900, 397741), (5341, 364900), (5450, 357602), (5740, 339535), (6230, 312830), (7175, 271628), (7298, 267050), (7630, 255430), (8036, 242525), (8722, 223450), (8900, 218981), (8938, 218050), (9701, 200900), (10045, 194020), (10682, 182450), (10900, 178801), (12460, 156415), (14350, 135814), (14596, 133525), (15260, 127715), (15575, 125132), (17444, 111725), (17876, 109025), (18245, 106820), (19075, 102172), (19402, 100450), (20090, 97010), (21364, 91225), (21805, 89380), (22345, 87220), (25543, 76300), (26705, 72980), (28700, 67907), (31150, 62566), (31283, 62300), (36490, 53410), (38150, 51086), (38804, 50225), (40180, 48505), (43610, 44690)]