639315360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 288

約数和(自身を含む): 2311545600

約数和(自身を除く): 1672230240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 97, 115, 120, 138, 144, 160, 180, 184, 194, 199, 207, 230, 240, 276, 288, 291, 345, 360, 368, 388, 398, 414, 460, 480, 485, 552, 582, 597, 690, 720, 736, 776, 796, 828, 873, 920, 970, 995, 1035, 1104, 1164, 1194, 1380, 1440, 1455, 1552, 1592, 1656, 1746, 1791, 1840, 1940, 1990, 2070, 2208, 2231, 2328, 2388, 2760, 2910, 2985, 3104, 3184, 3312, 3492, 3582, 3680, 3880, 3980, 4140, 4365, 4462, 4577, 4656, 4776, 5520, 5820, 5970, 6368, 6624, 6693, 6984, 7164, 7760, 7960, 8280, 8730, 8924, 8955, 9154, 9312, 9552, 11040, 11155, 11640, 11940, 13386, 13731, 13968, 14328, 15520, 15920, 16560, 17460, 17848, 17910, 18308, 19104, 19303, 20079, 22310, 22885, 23280, 23880, 26772, 27462, 27936, 28656, 31840, 33120, 33465, 34920, 35696, 35820, 36616, 38606, 40158, 41193, 44620, 45770, 46560, 47760, 53544, 54924, 57312, 57909, 66930, 68655, 69840, 71392, 71640, 73232, 77212, 80316, 82386, 89240, 91540, 95520, 96515, 100395, 107088, 109848, 115818, 133860, 137310, 139680, 143280, 146464, 154424, 160632, 164772, 173727, 178480, 183080, 193030, 200790, 205965, 214176, 219696, 231636, 267720, 274620, 286560, 289545, 308848, 321264, 329544, 347454, 356960, 366160, 386060, 401580, 411930, 439392, 443969, 463272, 535440, 549240, 579090, 617696, 642528, 659088, 694908, 732320, 772120, 803160, 823860, 868635, 887938, 926544, 1070880, 1098480, 1158180, 1318176, 1331907, 1389816, 1544240, 1606320, 1647720, 1737270, 1775876, 1853088, 2196960, 2219845, 2316360, 2663814, 2779632, 3088480, 3212640, 3295440, 3474540, 3551752, 3995721, 4439690, 4632720, 5327628, 5559264, 6590880, 6659535, 6949080, 7103504, 7991442, 8879380, 9265440, 10655256, 13319070, 13898160, 14207008, 15982884, 17758760, 19978605, 21310512, 26638140, 27796320, 31965768, 35517520, 39957210, 42621024, 53276280, 63931536, 71035040, 79914420, 106552560, 127863072, 159828840, 213105120, 319657680, 639315360]

約数ペア:

[(1, 639315360), (2, 319657680), (3, 213105120), (4, 159828840), (5, 127863072), (6, 106552560), (8, 79914420), (9, 71035040), (10, 63931536), (12, 53276280), (15, 42621024), (16, 39957210), (18, 35517520), (20, 31965768), (23, 27796320), (24, 26638140), (30, 21310512), (32, 19978605), (36, 17758760), (40, 15982884), (45, 14207008), (46, 13898160), (48, 13319070), (60, 10655256), (69, 9265440), (72, 8879380), (80, 7991442), (90, 7103504), (92, 6949080), (96, 6659535), (97, 6590880), (115, 5559264), (120, 5327628), (138, 4632720), (144, 4439690), (160, 3995721), (180, 3551752), (184, 3474540), (194, 3295440), (199, 3212640), (207, 3088480), (230, 2779632), (240, 2663814), (276, 2316360), (288, 2219845), (291, 2196960), (345, 1853088), (360, 1775876), (368, 1737270), (388, 1647720), (398, 1606320), (414, 1544240), (460, 1389816), (480, 1331907), (485, 1318176), (552, 1158180), (582, 1098480), (597, 1070880), (690, 926544), (720, 887938), (736, 868635), (776, 823860), (796, 803160), (828, 772120), (873, 732320), (920, 694908), (970, 659088), (995, 642528), (1035, 617696), (1104, 579090), (1164, 549240), (1194, 535440), (1380, 463272), (1440, 443969), (1455, 439392), (1552, 411930), (1592, 401580), (1656, 386060), (1746, 366160), (1791, 356960), (1840, 347454), (1940, 329544), (1990, 321264), (2070, 308848), (2208, 289545), (2231, 286560), (2328, 274620), (2388, 267720), (2760, 231636), (2910, 219696), (2985, 214176), (3104, 205965), (3184, 200790), (3312, 193030), (3492, 183080), (3582, 178480), (3680, 173727), (3880, 164772), (3980, 160632), (4140, 154424), (4365, 146464), (4462, 143280), (4577, 139680), (4656, 137310), (4776, 133860), (5520, 115818), (5820, 109848), (5970, 107088), (6368, 100395), (6624, 96515), (6693, 95520), (6984, 91540), (7164, 89240), (7760, 82386), (7960, 80316), (8280, 77212), (8730, 73232), (8924, 71640), (8955, 71392), (9154, 69840), (9312, 68655), (9552, 66930), (11040, 57909), (11155, 57312), (11640, 54924), (11940, 53544), (13386, 47760), (13731, 46560), (13968, 45770), (14328, 44620), (15520, 41193), (15920, 40158), (16560, 38606), (17460, 36616), (17848, 35820), (17910, 35696), (18308, 34920), (19104, 33465), (19303, 33120), (20079, 31840), (22310, 28656), (22885, 27936), (23280, 27462), (23880, 26772)]