2219478840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:691

約数の個数: 256

約数和(自身を含む): 7776000000

約数和(自身を除く): 5556521160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 199, 207, 216, 230, 270, 276, 345, 360, 398, 414, 449, 460, 540, 552, 597, 621, 690, 796, 828, 898, 920, 995, 1035, 1080, 1194, 1242, 1347, 1380, 1592, 1656, 1791, 1796, 1990, 2070, 2245, 2388, 2484, 2694, 2760, 2985, 3105, 3582, 3592, 3980, 4041, 4140, 4490, 4577, 4776, 4968, 5373, 5388, 5970, 6210, 6735, 7164, 7960, 8082, 8280, 8955, 8980, 9154, 10327, 10746, 10776, 11940, 12123, 12420, 13470, 13731, 14328, 16164, 17910, 17960, 18308, 20205, 20654, 21492, 22885, 23880, 24246, 24840, 26865, 26940, 27462, 30981, 32328, 35820, 36616, 40410, 41193, 41308, 42984, 45770, 48492, 51635, 53730, 53880, 54924, 60615, 61962, 68655, 71640, 80820, 82386, 82616, 89351, 91540, 92943, 96984, 103270, 107460, 109848, 121230, 123579, 123924, 137310, 154905, 161640, 164772, 178702, 183080, 185886, 205965, 206540, 214920, 242460, 247158, 247848, 268053, 274620, 278829, 309810, 329544, 357404, 371772, 411930, 413080, 446755, 464715, 484920, 494316, 536106, 549240, 557658, 617895, 619620, 714808, 743544, 804159, 823860, 893510, 929430, 988632, 1072212, 1115316, 1235790, 1239240, 1340265, 1394145, 1608318, 1647720, 1787020, 1858860, 2055073, 2144424, 2230632, 2412477, 2471580, 2680530, 2788290, 3216636, 3574040, 3717720, 4020795, 4110146, 4824954, 4943160, 5361060, 5576580, 6165219, 6433272, 8041590, 8220292, 9649908, 10275365, 10722120, 11153160, 12062385, 12330438, 16083180, 16440584, 18495657, 19299816, 20550730, 24124770, 24660876, 30826095, 32166360, 36991314, 41101460, 48249540, 49321752, 55486971, 61652190, 73982628, 82202920, 92478285, 96499080, 110973942, 123304380, 147965256, 184956570, 221947884, 246608760, 277434855, 369913140, 443895768, 554869710, 739826280, 1109739420, 2219478840]

約数ペア:

[(1, 2219478840), (2, 1109739420), (3, 739826280), (4, 554869710), (5, 443895768), (6, 369913140), (8, 277434855), (9, 246608760), (10, 221947884), (12, 184956570), (15, 147965256), (18, 123304380), (20, 110973942), (23, 96499080), (24, 92478285), (27, 82202920), (30, 73982628), (36, 61652190), (40, 55486971), (45, 49321752), (46, 48249540), (54, 41101460), (60, 36991314), (69, 32166360), (72, 30826095), (90, 24660876), (92, 24124770), (108, 20550730), (115, 19299816), (120, 18495657), (135, 16440584), (138, 16083180), (180, 12330438), (184, 12062385), (199, 11153160), (207, 10722120), (216, 10275365), (230, 9649908), (270, 8220292), (276, 8041590), (345, 6433272), (360, 6165219), (398, 5576580), (414, 5361060), (449, 4943160), (460, 4824954), (540, 4110146), (552, 4020795), (597, 3717720), (621, 3574040), (690, 3216636), (796, 2788290), (828, 2680530), (898, 2471580), (920, 2412477), (995, 2230632), (1035, 2144424), (1080, 2055073), (1194, 1858860), (1242, 1787020), (1347, 1647720), (1380, 1608318), (1592, 1394145), (1656, 1340265), (1791, 1239240), (1796, 1235790), (1990, 1115316), (2070, 1072212), (2245, 988632), (2388, 929430), (2484, 893510), (2694, 823860), (2760, 804159), (2985, 743544), (3105, 714808), (3582, 619620), (3592, 617895), (3980, 557658), (4041, 549240), (4140, 536106), (4490, 494316), (4577, 484920), (4776, 464715), (4968, 446755), (5373, 413080), (5388, 411930), (5970, 371772), (6210, 357404), (6735, 329544), (7164, 309810), (7960, 278829), (8082, 274620), (8280, 268053), (8955, 247848), (8980, 247158), (9154, 242460), (10327, 214920), (10746, 206540), (10776, 205965), (11940, 185886), (12123, 183080), (12420, 178702), (13470, 164772), (13731, 161640), (14328, 154905), (16164, 137310), (17910, 123924), (17960, 123579), (18308, 121230), (20205, 109848), (20654, 107460), (21492, 103270), (22885, 96984), (23880, 92943), (24246, 91540), (24840, 89351), (26865, 82616), (26940, 82386), (27462, 80820), (30981, 71640), (32328, 68655), (35820, 61962), (36616, 60615), (40410, 54924), (41193, 53880), (41308, 53730), (42984, 51635), (45770, 48492)]