216422640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1867}}^1$

素因数の和:1916

約数の個数: 240

約数和(自身を含む): 867230208

約数和(自身を除く): 650807568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 276, 280, 315, 322, 336, 345, 360, 368, 414, 420, 460, 483, 504, 552, 560, 630, 644, 690, 720, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1260, 1288, 1380, 1449, 1610, 1656, 1680, 1840, 1867, 1932, 2070, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3734, 3864, 4140, 4830, 5040, 5520, 5601, 5796, 6440, 7245, 7468, 7728, 8280, 9335, 9660, 11202, 11592, 12880, 13069, 14490, 14936, 16560, 16803, 18670, 19320, 22404, 23184, 26138, 28005, 28980, 29872, 33606, 37340, 38640, 39207, 42941, 44808, 52276, 56010, 57960, 65345, 67212, 74680, 78414, 84015, 85882, 89616, 104552, 112020, 115920, 117621, 128823, 130690, 134424, 149360, 156828, 168030, 171764, 196035, 209104, 214705, 224040, 235242, 257646, 261380, 268848, 300587, 313656, 336060, 343528, 386469, 392070, 429410, 448080, 470484, 515292, 522760, 588105, 601174, 627312, 644115, 672120, 687056, 772938, 784140, 858820, 901761, 940968, 1030584, 1045520, 1176210, 1202348, 1288230, 1344240, 1502935, 1545876, 1568280, 1717640, 1803522, 1881936, 1932345, 2061168, 2352420, 2404696, 2576460, 2705283, 3005870, 3091752, 3136560, 3435280, 3607044, 3864690, 4508805, 4704840, 4809392, 5152920, 5410566, 6011740, 6183504, 7214088, 7729380, 9017610, 9409680, 10305840, 10821132, 12023480, 13526415, 14428176, 15458760, 18035220, 21642264, 24046960, 27052830, 30917520, 36070440, 43284528, 54105660, 72140880, 108211320, 216422640]

約数ペア:

[(1, 216422640), (2, 108211320), (3, 72140880), (4, 54105660), (5, 43284528), (6, 36070440), (7, 30917520), (8, 27052830), (9, 24046960), (10, 21642264), (12, 18035220), (14, 15458760), (15, 14428176), (16, 13526415), (18, 12023480), (20, 10821132), (21, 10305840), (23, 9409680), (24, 9017610), (28, 7729380), (30, 7214088), (35, 6183504), (36, 6011740), (40, 5410566), (42, 5152920), (45, 4809392), (46, 4704840), (48, 4508805), (56, 3864690), (60, 3607044), (63, 3435280), (69, 3136560), (70, 3091752), (72, 3005870), (80, 2705283), (84, 2576460), (90, 2404696), (92, 2352420), (105, 2061168), (112, 1932345), (115, 1881936), (120, 1803522), (126, 1717640), (138, 1568280), (140, 1545876), (144, 1502935), (161, 1344240), (168, 1288230), (180, 1202348), (184, 1176210), (207, 1045520), (210, 1030584), (230, 940968), (240, 901761), (252, 858820), (276, 784140), (280, 772938), (315, 687056), (322, 672120), (336, 644115), (345, 627312), (360, 601174), (368, 588105), (414, 522760), (420, 515292), (460, 470484), (483, 448080), (504, 429410), (552, 392070), (560, 386469), (630, 343528), (644, 336060), (690, 313656), (720, 300587), (805, 268848), (828, 261380), (840, 257646), (920, 235242), (966, 224040), (1008, 214705), (1035, 209104), (1104, 196035), (1260, 171764), (1288, 168030), (1380, 156828), (1449, 149360), (1610, 134424), (1656, 130690), (1680, 128823), (1840, 117621), (1867, 115920), (1932, 112020), (2070, 104552), (2415, 89616), (2520, 85882), (2576, 84015), (2760, 78414), (2898, 74680), (3220, 67212), (3312, 65345), (3734, 57960), (3864, 56010), (4140, 52276), (4830, 44808), (5040, 42941), (5520, 39207), (5601, 38640), (5796, 37340), (6440, 33606), (7245, 29872), (7468, 28980), (7728, 28005), (8280, 26138), (9335, 23184), (9660, 22404), (11202, 19320), (11592, 18670), (12880, 16803), (13069, 16560), (14490, 14936)]