12221280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 240

約数和(自身を含む): 46103904

約数和(自身を除く): 33882624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 41, 45, 46, 48, 54, 60, 69, 72, 80, 81, 82, 90, 92, 96, 108, 115, 120, 123, 135, 138, 144, 160, 162, 164, 180, 184, 205, 207, 216, 230, 240, 246, 270, 276, 288, 324, 328, 345, 360, 368, 369, 405, 410, 414, 432, 460, 480, 492, 540, 552, 615, 621, 648, 656, 690, 720, 736, 738, 810, 820, 828, 864, 920, 943, 984, 1035, 1080, 1104, 1107, 1230, 1242, 1296, 1312, 1380, 1440, 1476, 1620, 1640, 1656, 1840, 1845, 1863, 1886, 1968, 2070, 2160, 2208, 2214, 2460, 2484, 2592, 2760, 2829, 2952, 3105, 3240, 3280, 3312, 3321, 3680, 3690, 3726, 3772, 3936, 4140, 4320, 4428, 4715, 4920, 4968, 5520, 5535, 5658, 5904, 6210, 6480, 6560, 6624, 6642, 7380, 7452, 7544, 8280, 8487, 8856, 9315, 9430, 9840, 9936, 11040, 11070, 11316, 11808, 12420, 12960, 13284, 14145, 14760, 14904, 15088, 16560, 16605, 16974, 17712, 18630, 18860, 19680, 19872, 22140, 22632, 24840, 25461, 26568, 28290, 29520, 29808, 30176, 33120, 33210, 33948, 35424, 37260, 37720, 42435, 44280, 45264, 49680, 50922, 53136, 56580, 59040, 59616, 66420, 67896, 74520, 75440, 76383, 84870, 88560, 90528, 99360, 101844, 106272, 113160, 127305, 132840, 135792, 149040, 150880, 152766, 169740, 177120, 203688, 226320, 254610, 265680, 271584, 298080, 305532, 339480, 381915, 407376, 452640, 509220, 531360, 611064, 678960, 763830, 814752, 1018440, 1222128, 1357920, 1527660, 2036880, 2444256, 3055320, 4073760, 6110640, 12221280]

約数ペア:

[(1, 12221280), (2, 6110640), (3, 4073760), (4, 3055320), (5, 2444256), (6, 2036880), (8, 1527660), (9, 1357920), (10, 1222128), (12, 1018440), (15, 814752), (16, 763830), (18, 678960), (20, 611064), (23, 531360), (24, 509220), (27, 452640), (30, 407376), (32, 381915), (36, 339480), (40, 305532), (41, 298080), (45, 271584), (46, 265680), (48, 254610), (54, 226320), (60, 203688), (69, 177120), (72, 169740), (80, 152766), (81, 150880), (82, 149040), (90, 135792), (92, 132840), (96, 127305), (108, 113160), (115, 106272), (120, 101844), (123, 99360), (135, 90528), (138, 88560), (144, 84870), (160, 76383), (162, 75440), (164, 74520), (180, 67896), (184, 66420), (205, 59616), (207, 59040), (216, 56580), (230, 53136), (240, 50922), (246, 49680), (270, 45264), (276, 44280), (288, 42435), (324, 37720), (328, 37260), (345, 35424), (360, 33948), (368, 33210), (369, 33120), (405, 30176), (410, 29808), (414, 29520), (432, 28290), (460, 26568), (480, 25461), (492, 24840), (540, 22632), (552, 22140), (615, 19872), (621, 19680), (648, 18860), (656, 18630), (690, 17712), (720, 16974), (736, 16605), (738, 16560), (810, 15088), (820, 14904), (828, 14760), (864, 14145), (920, 13284), (943, 12960), (984, 12420), (1035, 11808), (1080, 11316), (1104, 11070), (1107, 11040), (1230, 9936), (1242, 9840), (1296, 9430), (1312, 9315), (1380, 8856), (1440, 8487), (1476, 8280), (1620, 7544), (1640, 7452), (1656, 7380), (1840, 6642), (1845, 6624), (1863, 6560), (1886, 6480), (1968, 6210), (2070, 5904), (2160, 5658), (2208, 5535), (2214, 5520), (2460, 4968), (2484, 4920), (2592, 4715), (2760, 4428), (2829, 4320), (2952, 4140), (3105, 3936), (3240, 3772), (3280, 3726), (3312, 3690), (3321, 3680)]