279693680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 793282560

約数和(自身を除く): 513588880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 97, 112, 133, 140, 152, 190, 194, 266, 271, 280, 304, 380, 388, 485, 532, 542, 560, 665, 679, 760, 776, 970, 1064, 1084, 1330, 1355, 1358, 1520, 1552, 1843, 1897, 1940, 2128, 2168, 2660, 2710, 2716, 3395, 3686, 3794, 3880, 4336, 5149, 5320, 5420, 5432, 6790, 7372, 7588, 7760, 9215, 9485, 10298, 10640, 10840, 10864, 12901, 13580, 14744, 15176, 18430, 18970, 20596, 21680, 25745, 25802, 26287, 27160, 29488, 30352, 36043, 36860, 37940, 41192, 51490, 51604, 52574, 54320, 64505, 72086, 73720, 75880, 82384, 102980, 103208, 105148, 129010, 131435, 144172, 147440, 151760, 180215, 184009, 205960, 206416, 210296, 258020, 262870, 288344, 360430, 368018, 411920, 420592, 499453, 516040, 525740, 576688, 720860, 736036, 920045, 998906, 1032080, 1051480, 1441720, 1472072, 1840090, 1997812, 2102960, 2497265, 2883440, 2944144, 3496171, 3680180, 3995624, 4994530, 6992342, 7360360, 7991248, 9989060, 13984684, 14720720, 17480855, 19978120, 27969368, 34961710, 39956240, 55938736, 69923420, 139846840, 279693680]

約数ペア:

[(1, 279693680), (2, 139846840), (4, 69923420), (5, 55938736), (7, 39956240), (8, 34961710), (10, 27969368), (14, 19978120), (16, 17480855), (19, 14720720), (20, 13984684), (28, 9989060), (35, 7991248), (38, 7360360), (40, 6992342), (56, 4994530), (70, 3995624), (76, 3680180), (80, 3496171), (95, 2944144), (97, 2883440), (112, 2497265), (133, 2102960), (140, 1997812), (152, 1840090), (190, 1472072), (194, 1441720), (266, 1051480), (271, 1032080), (280, 998906), (304, 920045), (380, 736036), (388, 720860), (485, 576688), (532, 525740), (542, 516040), (560, 499453), (665, 420592), (679, 411920), (760, 368018), (776, 360430), (970, 288344), (1064, 262870), (1084, 258020), (1330, 210296), (1355, 206416), (1358, 205960), (1520, 184009), (1552, 180215), (1843, 151760), (1897, 147440), (1940, 144172), (2128, 131435), (2168, 129010), (2660, 105148), (2710, 103208), (2716, 102980), (3395, 82384), (3686, 75880), (3794, 73720), (3880, 72086), (4336, 64505), (5149, 54320), (5320, 52574), (5420, 51604), (5432, 51490), (6790, 41192), (7372, 37940), (7588, 36860), (7760, 36043), (9215, 30352), (9485, 29488), (10298, 27160), (10640, 26287), (10840, 25802), (10864, 25745), (12901, 21680), (13580, 20596), (14744, 18970), (15176, 18430)]