1318788720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:960

約数の個数: 240

約数和(自身を含む): 4674825792

約数和(自身を除く): 3356037072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 97, 115, 120, 138, 144, 180, 184, 194, 207, 230, 240, 276, 291, 345, 360, 368, 388, 414, 460, 485, 552, 582, 690, 720, 776, 821, 828, 873, 920, 970, 1035, 1104, 1164, 1380, 1455, 1552, 1642, 1656, 1746, 1840, 1940, 2070, 2231, 2328, 2463, 2760, 2910, 3284, 3312, 3492, 3880, 4105, 4140, 4365, 4462, 4656, 4926, 5520, 5820, 6568, 6693, 6984, 7389, 7760, 8210, 8280, 8730, 8924, 9852, 11155, 11640, 12315, 13136, 13386, 13968, 14778, 16420, 16560, 17460, 17848, 18883, 19704, 20079, 22310, 23280, 24630, 26772, 29556, 32840, 33465, 34920, 35696, 36945, 37766, 39408, 40158, 44620, 49260, 53544, 56649, 59112, 65680, 66930, 69840, 73890, 75532, 79637, 80316, 89240, 94415, 98520, 100395, 107088, 113298, 118224, 133860, 147780, 151064, 159274, 160632, 169947, 178480, 188830, 197040, 200790, 226596, 238911, 267720, 283245, 295560, 302128, 318548, 321264, 339894, 377660, 398185, 401580, 453192, 477822, 535440, 566490, 591120, 637096, 679788, 716733, 755320, 796370, 803160, 849735, 906384, 955644, 1132980, 1194555, 1274192, 1359576, 1433466, 1510640, 1592740, 1606320, 1699470, 1831651, 1911288, 2265960, 2389110, 2719152, 2866932, 3185480, 3398940, 3583665, 3663302, 3822576, 4531920, 4778220, 5494953, 5733864, 6370960, 6797880, 7167330, 7326604, 9158255, 9556440, 10989906, 11467728, 13595760, 14334660, 14653208, 16484859, 18316510, 19112880, 21979812, 27474765, 28669320, 29306416, 32969718, 36633020, 43959624, 54949530, 57338640, 65939436, 73266040, 82424295, 87919248, 109899060, 131878872, 146532080, 164848590, 219798120, 263757744, 329697180, 439596240, 659394360, 1318788720]

約数ペア:

[(1, 1318788720), (2, 659394360), (3, 439596240), (4, 329697180), (5, 263757744), (6, 219798120), (8, 164848590), (9, 146532080), (10, 131878872), (12, 109899060), (15, 87919248), (16, 82424295), (18, 73266040), (20, 65939436), (23, 57338640), (24, 54949530), (30, 43959624), (36, 36633020), (40, 32969718), (45, 29306416), (46, 28669320), (48, 27474765), (60, 21979812), (69, 19112880), (72, 18316510), (80, 16484859), (90, 14653208), (92, 14334660), (97, 13595760), (115, 11467728), (120, 10989906), (138, 9556440), (144, 9158255), (180, 7326604), (184, 7167330), (194, 6797880), (207, 6370960), (230, 5733864), (240, 5494953), (276, 4778220), (291, 4531920), (345, 3822576), (360, 3663302), (368, 3583665), (388, 3398940), (414, 3185480), (460, 2866932), (485, 2719152), (552, 2389110), (582, 2265960), (690, 1911288), (720, 1831651), (776, 1699470), (821, 1606320), (828, 1592740), (873, 1510640), (920, 1433466), (970, 1359576), (1035, 1274192), (1104, 1194555), (1164, 1132980), (1380, 955644), (1455, 906384), (1552, 849735), (1642, 803160), (1656, 796370), (1746, 755320), (1840, 716733), (1940, 679788), (2070, 637096), (2231, 591120), (2328, 566490), (2463, 535440), (2760, 477822), (2910, 453192), (3284, 401580), (3312, 398185), (3492, 377660), (3880, 339894), (4105, 321264), (4140, 318548), (4365, 302128), (4462, 295560), (4656, 283245), (4926, 267720), (5520, 238911), (5820, 226596), (6568, 200790), (6693, 197040), (6984, 188830), (7389, 178480), (7760, 169947), (8210, 160632), (8280, 159274), (8730, 151064), (8924, 147780), (9852, 133860), (11155, 118224), (11640, 113298), (12315, 107088), (13136, 100395), (13386, 98520), (13968, 94415), (14778, 89240), (16420, 80316), (16560, 79637), (17460, 75532), (17848, 73890), (18883, 69840), (19704, 66930), (20079, 65680), (22310, 59112), (23280, 56649), (24630, 53544), (26772, 49260), (29556, 44620), (32840, 40158), (33465, 39408), (34920, 37766), (35696, 36945)]