249151140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:328

約数の個数: 240

約数和(自身を含む): 905490432

約数和(自身を除く): 656339292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 127, 135, 140, 162, 173, 180, 189, 210, 252, 254, 270, 315, 324, 346, 378, 381, 405, 420, 508, 519, 540, 567, 630, 635, 692, 756, 762, 810, 865, 889, 945, 1038, 1134, 1143, 1211, 1260, 1270, 1524, 1557, 1620, 1730, 1778, 1890, 1905, 2076, 2268, 2286, 2422, 2540, 2595, 2667, 2835, 3114, 3429, 3460, 3556, 3633, 3780, 3810, 4445, 4572, 4671, 4844, 5190, 5334, 5670, 5715, 6055, 6228, 6858, 7266, 7620, 7785, 8001, 8890, 9342, 10287, 10380, 10668, 10899, 11340, 11430, 12110, 13335, 13716, 14013, 14532, 15570, 16002, 17145, 17780, 18165, 18684, 20574, 21798, 21971, 22860, 23355, 24003, 24220, 26670, 28026, 31140, 32004, 32697, 34290, 36330, 40005, 41148, 43596, 43942, 46710, 48006, 51435, 53340, 54495, 56052, 65394, 65913, 68580, 70065, 72009, 72660, 80010, 87884, 93420, 96012, 98091, 102870, 108990, 109855, 120015, 130788, 131826, 140130, 144018, 153797, 160020, 163485, 196182, 197739, 205740, 217980, 219710, 240030, 263652, 280260, 288036, 307594, 326970, 329565, 360045, 392364, 395478, 439420, 461391, 480060, 490455, 593217, 615188, 653940, 659130, 720090, 768985, 790956, 922782, 980910, 988695, 1186434, 1318260, 1384173, 1440180, 1537970, 1779651, 1845564, 1961820, 1977390, 2306955, 2372868, 2768346, 2966085, 3075940, 3559302, 3954780, 4152519, 4613910, 5536692, 5932170, 6920865, 7118604, 8305038, 8898255, 9227820, 11864340, 12457557, 13841730, 16610076, 17796510, 20762595, 24915114, 27683460, 35593020, 41525190, 49830228, 62287785, 83050380, 124575570, 249151140]

約数ペア:

[(1, 249151140), (2, 124575570), (3, 83050380), (4, 62287785), (5, 49830228), (6, 41525190), (7, 35593020), (9, 27683460), (10, 24915114), (12, 20762595), (14, 17796510), (15, 16610076), (18, 13841730), (20, 12457557), (21, 11864340), (27, 9227820), (28, 8898255), (30, 8305038), (35, 7118604), (36, 6920865), (42, 5932170), (45, 5536692), (54, 4613910), (60, 4152519), (63, 3954780), (70, 3559302), (81, 3075940), (84, 2966085), (90, 2768346), (105, 2372868), (108, 2306955), (126, 1977390), (127, 1961820), (135, 1845564), (140, 1779651), (162, 1537970), (173, 1440180), (180, 1384173), (189, 1318260), (210, 1186434), (252, 988695), (254, 980910), (270, 922782), (315, 790956), (324, 768985), (346, 720090), (378, 659130), (381, 653940), (405, 615188), (420, 593217), (508, 490455), (519, 480060), (540, 461391), (567, 439420), (630, 395478), (635, 392364), (692, 360045), (756, 329565), (762, 326970), (810, 307594), (865, 288036), (889, 280260), (945, 263652), (1038, 240030), (1134, 219710), (1143, 217980), (1211, 205740), (1260, 197739), (1270, 196182), (1524, 163485), (1557, 160020), (1620, 153797), (1730, 144018), (1778, 140130), (1890, 131826), (1905, 130788), (2076, 120015), (2268, 109855), (2286, 108990), (2422, 102870), (2540, 98091), (2595, 96012), (2667, 93420), (2835, 87884), (3114, 80010), (3429, 72660), (3460, 72009), (3556, 70065), (3633, 68580), (3780, 65913), (3810, 65394), (4445, 56052), (4572, 54495), (4671, 53340), (4844, 51435), (5190, 48006), (5334, 46710), (5670, 43942), (5715, 43596), (6055, 41148), (6228, 40005), (6858, 36330), (7266, 34290), (7620, 32697), (7785, 32004), (8001, 31140), (8890, 28026), (9342, 26670), (10287, 24220), (10380, 24003), (10668, 23355), (10899, 22860), (11340, 21971), (11430, 21798), (12110, 20574), (13335, 18684), (13716, 18165), (14013, 17780), (14532, 17145), (15570, 16002)]