216361920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 224

約数和(自身を含む): 737372160

約数和(自身を除く): 521010240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 41, 46, 48, 60, 64, 69, 80, 82, 92, 96, 115, 120, 123, 138, 160, 164, 184, 192, 205, 230, 239, 240, 246, 276, 320, 328, 345, 368, 410, 460, 478, 480, 492, 552, 615, 656, 690, 717, 736, 820, 920, 943, 956, 960, 984, 1104, 1195, 1230, 1312, 1380, 1434, 1472, 1640, 1840, 1886, 1912, 1968, 2208, 2390, 2460, 2624, 2760, 2829, 2868, 3280, 3585, 3680, 3772, 3824, 3936, 4416, 4715, 4780, 4920, 5497, 5520, 5658, 5736, 6560, 7170, 7360, 7544, 7648, 7872, 9430, 9560, 9799, 9840, 10994, 11040, 11316, 11472, 13120, 14145, 14340, 15088, 15296, 16491, 18860, 19120, 19598, 19680, 21988, 22080, 22632, 22944, 27485, 28290, 28680, 29397, 30176, 32982, 37720, 38240, 39196, 39360, 43976, 45264, 45888, 48995, 54970, 56580, 57360, 58794, 60352, 65964, 75440, 76480, 78392, 82455, 87952, 90528, 97990, 109940, 113160, 114720, 117588, 131928, 146985, 150880, 156784, 164910, 175904, 181056, 195980, 219880, 225377, 226320, 229440, 235176, 263856, 293970, 301760, 313568, 329820, 351808, 391960, 439760, 450754, 452640, 470352, 527712, 587940, 627136, 659640, 676131, 783920, 879520, 901508, 905280, 940704, 1055424, 1126885, 1175880, 1319280, 1352262, 1567840, 1759040, 1803016, 1881408, 2253770, 2351760, 2638560, 2704524, 3135680, 3380655, 3606032, 4507540, 4703520, 5277120, 5409048, 6761310, 7212064, 9015080, 9407040, 10818096, 13522620, 14424128, 18030160, 21636192, 27045240, 36060320, 43272384, 54090480, 72120640, 108180960, 216361920]

約数ペア:

[(1, 216361920), (2, 108180960), (3, 72120640), (4, 54090480), (5, 43272384), (6, 36060320), (8, 27045240), (10, 21636192), (12, 18030160), (15, 14424128), (16, 13522620), (20, 10818096), (23, 9407040), (24, 9015080), (30, 7212064), (32, 6761310), (40, 5409048), (41, 5277120), (46, 4703520), (48, 4507540), (60, 3606032), (64, 3380655), (69, 3135680), (80, 2704524), (82, 2638560), (92, 2351760), (96, 2253770), (115, 1881408), (120, 1803016), (123, 1759040), (138, 1567840), (160, 1352262), (164, 1319280), (184, 1175880), (192, 1126885), (205, 1055424), (230, 940704), (239, 905280), (240, 901508), (246, 879520), (276, 783920), (320, 676131), (328, 659640), (345, 627136), (368, 587940), (410, 527712), (460, 470352), (478, 452640), (480, 450754), (492, 439760), (552, 391960), (615, 351808), (656, 329820), (690, 313568), (717, 301760), (736, 293970), (820, 263856), (920, 235176), (943, 229440), (956, 226320), (960, 225377), (984, 219880), (1104, 195980), (1195, 181056), (1230, 175904), (1312, 164910), (1380, 156784), (1434, 150880), (1472, 146985), (1640, 131928), (1840, 117588), (1886, 114720), (1912, 113160), (1968, 109940), (2208, 97990), (2390, 90528), (2460, 87952), (2624, 82455), (2760, 78392), (2829, 76480), (2868, 75440), (3280, 65964), (3585, 60352), (3680, 58794), (3772, 57360), (3824, 56580), (3936, 54970), (4416, 48995), (4715, 45888), (4780, 45264), (4920, 43976), (5497, 39360), (5520, 39196), (5658, 38240), (5736, 37720), (6560, 32982), (7170, 30176), (7360, 29397), (7544, 28680), (7648, 28290), (7872, 27485), (9430, 22944), (9560, 22632), (9799, 22080), (9840, 21988), (10994, 19680), (11040, 19598), (11316, 19120), (11472, 18860), (13120, 16491), (14145, 15296), (14340, 15088)]