266661720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{487}}^1$

素因数の和:536

約数の個数: 240

約数和(自身を含む): 972520560

約数和(自身を除く): 705858840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 169, 180, 195, 216, 234, 260, 270, 312, 324, 338, 351, 360, 390, 405, 468, 487, 507, 520, 540, 585, 648, 676, 702, 780, 810, 845, 936, 974, 1014, 1053, 1080, 1170, 1352, 1404, 1461, 1521, 1560, 1620, 1690, 1755, 1948, 2028, 2106, 2340, 2435, 2535, 2808, 2922, 3042, 3240, 3380, 3510, 3896, 4056, 4212, 4383, 4563, 4680, 4870, 5070, 5265, 5844, 6084, 6331, 6760, 7020, 7305, 7605, 8424, 8766, 9126, 9740, 10140, 10530, 11688, 12168, 12662, 13149, 13689, 14040, 14610, 15210, 17532, 18252, 18993, 19480, 20280, 21060, 21915, 22815, 25324, 26298, 27378, 29220, 30420, 31655, 35064, 36504, 37986, 39447, 42120, 43830, 45630, 50648, 52596, 54756, 56979, 58440, 60840, 63310, 65745, 68445, 75972, 78894, 82303, 87660, 91260, 94965, 105192, 109512, 113958, 126620, 131490, 136890, 151944, 157788, 164606, 170937, 175320, 182520, 189930, 197235, 227916, 246909, 253240, 262980, 273780, 284895, 315576, 329212, 341874, 379860, 394470, 411515, 455832, 493818, 512811, 525960, 547560, 569790, 658424, 683748, 740727, 759720, 788940, 823030, 854685, 987636, 1025622, 1139580, 1234545, 1367496, 1481454, 1577880, 1646060, 1709370, 1975272, 2051244, 2222181, 2279160, 2469090, 2564055, 2962908, 3292120, 3418740, 3703635, 4102488, 4444362, 4938180, 5128110, 5925816, 6666543, 6837480, 7407270, 8888724, 9876360, 10256220, 11110905, 13333086, 14814540, 17777448, 20512440, 22221810, 26666172, 29629080, 33332715, 44443620, 53332344, 66665430, 88887240, 133330860, 266661720]

約数ペア:

[(1, 266661720), (2, 133330860), (3, 88887240), (4, 66665430), (5, 53332344), (6, 44443620), (8, 33332715), (9, 29629080), (10, 26666172), (12, 22221810), (13, 20512440), (15, 17777448), (18, 14814540), (20, 13333086), (24, 11110905), (26, 10256220), (27, 9876360), (30, 8888724), (36, 7407270), (39, 6837480), (40, 6666543), (45, 5925816), (52, 5128110), (54, 4938180), (60, 4444362), (65, 4102488), (72, 3703635), (78, 3418740), (81, 3292120), (90, 2962908), (104, 2564055), (108, 2469090), (117, 2279160), (120, 2222181), (130, 2051244), (135, 1975272), (156, 1709370), (162, 1646060), (169, 1577880), (180, 1481454), (195, 1367496), (216, 1234545), (234, 1139580), (260, 1025622), (270, 987636), (312, 854685), (324, 823030), (338, 788940), (351, 759720), (360, 740727), (390, 683748), (405, 658424), (468, 569790), (487, 547560), (507, 525960), (520, 512811), (540, 493818), (585, 455832), (648, 411515), (676, 394470), (702, 379860), (780, 341874), (810, 329212), (845, 315576), (936, 284895), (974, 273780), (1014, 262980), (1053, 253240), (1080, 246909), (1170, 227916), (1352, 197235), (1404, 189930), (1461, 182520), (1521, 175320), (1560, 170937), (1620, 164606), (1690, 157788), (1755, 151944), (1948, 136890), (2028, 131490), (2106, 126620), (2340, 113958), (2435, 109512), (2535, 105192), (2808, 94965), (2922, 91260), (3042, 87660), (3240, 82303), (3380, 78894), (3510, 75972), (3896, 68445), (4056, 65745), (4212, 63310), (4383, 60840), (4563, 58440), (4680, 56979), (4870, 54756), (5070, 52596), (5265, 50648), (5844, 45630), (6084, 43830), (6331, 42120), (6760, 39447), (7020, 37986), (7305, 36504), (7605, 35064), (8424, 31655), (8766, 30420), (9126, 29220), (9740, 27378), (10140, 26298), (10530, 25324), (11688, 22815), (12168, 21915), (12662, 21060), (13149, 20280), (13689, 19480), (14040, 18993), (14610, 18252), (15210, 17532)]