12270720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:123

約数の個数: 256

約数和(自身を含む): 49351680

約数和(自身を除く): 37080960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 83, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 166, 168, 176, 192, 210, 220, 224, 231, 240, 249, 264, 280, 308, 320, 330, 332, 336, 352, 384, 385, 415, 420, 440, 448, 462, 480, 498, 528, 560, 581, 616, 640, 660, 664, 672, 704, 770, 830, 840, 880, 896, 913, 924, 960, 996, 1056, 1120, 1155, 1162, 1232, 1245, 1320, 1328, 1344, 1408, 1540, 1660, 1680, 1743, 1760, 1826, 1848, 1920, 1992, 2112, 2240, 2310, 2324, 2464, 2490, 2640, 2656, 2688, 2739, 2905, 3080, 3320, 3360, 3486, 3520, 3652, 3696, 3984, 4224, 4480, 4565, 4620, 4648, 4928, 4980, 5280, 5312, 5478, 5810, 6160, 6391, 6640, 6720, 6972, 7040, 7304, 7392, 7968, 8715, 9130, 9240, 9296, 9856, 9960, 10560, 10624, 10956, 11620, 12320, 12782, 13280, 13440, 13695, 13944, 14608, 14784, 15936, 17430, 18260, 18480, 18592, 19173, 19920, 21120, 21912, 23240, 24640, 25564, 26560, 27390, 27888, 29216, 29568, 31872, 31955, 34860, 36520, 36960, 37184, 38346, 39840, 43824, 46480, 49280, 51128, 53120, 54780, 55776, 58432, 63910, 69720, 73040, 73920, 74368, 76692, 79680, 87648, 92960, 95865, 102256, 109560, 111552, 116864, 127820, 139440, 146080, 147840, 153384, 159360, 175296, 185920, 191730, 204512, 219120, 223104, 255640, 278880, 292160, 306768, 350592, 371840, 383460, 409024, 438240, 511280, 557760, 584320, 613536, 766920, 818048, 876480, 1022560, 1115520, 1227072, 1533840, 1752960, 2045120, 2454144, 3067680, 4090240, 6135360, 12270720]

約数ペア:

[(1, 12270720), (2, 6135360), (3, 4090240), (4, 3067680), (5, 2454144), (6, 2045120), (7, 1752960), (8, 1533840), (10, 1227072), (11, 1115520), (12, 1022560), (14, 876480), (15, 818048), (16, 766920), (20, 613536), (21, 584320), (22, 557760), (24, 511280), (28, 438240), (30, 409024), (32, 383460), (33, 371840), (35, 350592), (40, 306768), (42, 292160), (44, 278880), (48, 255640), (55, 223104), (56, 219120), (60, 204512), (64, 191730), (66, 185920), (70, 175296), (77, 159360), (80, 153384), (83, 147840), (84, 146080), (88, 139440), (96, 127820), (105, 116864), (110, 111552), (112, 109560), (120, 102256), (128, 95865), (132, 92960), (140, 87648), (154, 79680), (160, 76692), (165, 74368), (166, 73920), (168, 73040), (176, 69720), (192, 63910), (210, 58432), (220, 55776), (224, 54780), (231, 53120), (240, 51128), (249, 49280), (264, 46480), (280, 43824), (308, 39840), (320, 38346), (330, 37184), (332, 36960), (336, 36520), (352, 34860), (384, 31955), (385, 31872), (415, 29568), (420, 29216), (440, 27888), (448, 27390), (462, 26560), (480, 25564), (498, 24640), (528, 23240), (560, 21912), (581, 21120), (616, 19920), (640, 19173), (660, 18592), (664, 18480), (672, 18260), (704, 17430), (770, 15936), (830, 14784), (840, 14608), (880, 13944), (896, 13695), (913, 13440), (924, 13280), (960, 12782), (996, 12320), (1056, 11620), (1120, 10956), (1155, 10624), (1162, 10560), (1232, 9960), (1245, 9856), (1320, 9296), (1328, 9240), (1344, 9130), (1408, 8715), (1540, 7968), (1660, 7392), (1680, 7304), (1743, 7040), (1760, 6972), (1826, 6720), (1848, 6640), (1920, 6391), (1992, 6160), (2112, 5810), (2240, 5478), (2310, 5312), (2324, 5280), (2464, 4980), (2490, 4928), (2640, 4648), (2656, 4620), (2688, 4565), (2739, 4480), (2905, 4224), (3080, 3984), (3320, 3696), (3360, 3652), (3486, 3520)]