286918240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 192

約数和(自身を含む): 829785600

約数和(自身を除く): 542867360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 97, 112, 133, 139, 140, 152, 160, 190, 194, 224, 266, 278, 280, 304, 380, 388, 485, 532, 556, 560, 608, 665, 679, 695, 760, 776, 970, 973, 1064, 1112, 1120, 1330, 1358, 1390, 1520, 1552, 1843, 1940, 1946, 2128, 2224, 2641, 2660, 2716, 2780, 3040, 3104, 3395, 3686, 3880, 3892, 4256, 4448, 4865, 5282, 5320, 5432, 5560, 6790, 7372, 7760, 7784, 9215, 9730, 10564, 10640, 10864, 11120, 12901, 13205, 13483, 13580, 14744, 15520, 15568, 18430, 18487, 19460, 21128, 21280, 21728, 22240, 25802, 26410, 26966, 27160, 29488, 31136, 36860, 36974, 38920, 42256, 51604, 52820, 53932, 54320, 58976, 64505, 67415, 73720, 73948, 77840, 84512, 92435, 94381, 103208, 105640, 107864, 108640, 129010, 134830, 147440, 147896, 155680, 184870, 188762, 206416, 211280, 215728, 256177, 258020, 269660, 294880, 295792, 369740, 377524, 412832, 422560, 431456, 471905, 512354, 516040, 539320, 591584, 739480, 755048, 943810, 1024708, 1032080, 1078640, 1280885, 1478960, 1510096, 1793239, 1887620, 2049416, 2064160, 2157280, 2561770, 2957920, 3020192, 3586478, 3775240, 4098832, 5123540, 7172956, 7550480, 8197664, 8966195, 10247080, 14345912, 15100960, 17932390, 20494160, 28691824, 35864780, 40988320, 57383648, 71729560, 143459120, 286918240]

約数ペア:

[(1, 286918240), (2, 143459120), (4, 71729560), (5, 57383648), (7, 40988320), (8, 35864780), (10, 28691824), (14, 20494160), (16, 17932390), (19, 15100960), (20, 14345912), (28, 10247080), (32, 8966195), (35, 8197664), (38, 7550480), (40, 7172956), (56, 5123540), (70, 4098832), (76, 3775240), (80, 3586478), (95, 3020192), (97, 2957920), (112, 2561770), (133, 2157280), (139, 2064160), (140, 2049416), (152, 1887620), (160, 1793239), (190, 1510096), (194, 1478960), (224, 1280885), (266, 1078640), (278, 1032080), (280, 1024708), (304, 943810), (380, 755048), (388, 739480), (485, 591584), (532, 539320), (556, 516040), (560, 512354), (608, 471905), (665, 431456), (679, 422560), (695, 412832), (760, 377524), (776, 369740), (970, 295792), (973, 294880), (1064, 269660), (1112, 258020), (1120, 256177), (1330, 215728), (1358, 211280), (1390, 206416), (1520, 188762), (1552, 184870), (1843, 155680), (1940, 147896), (1946, 147440), (2128, 134830), (2224, 129010), (2641, 108640), (2660, 107864), (2716, 105640), (2780, 103208), (3040, 94381), (3104, 92435), (3395, 84512), (3686, 77840), (3880, 73948), (3892, 73720), (4256, 67415), (4448, 64505), (4865, 58976), (5282, 54320), (5320, 53932), (5432, 52820), (5560, 51604), (6790, 42256), (7372, 38920), (7760, 36974), (7784, 36860), (9215, 31136), (9730, 29488), (10564, 27160), (10640, 26966), (10864, 26410), (11120, 25802), (12901, 22240), (13205, 21728), (13483, 21280), (13580, 21128), (14744, 19460), (15520, 18487), (15568, 18430)]