217538784

素因数分解:

$2^5\times 3^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 240

約数和(自身を含む): 691558560

約数和(自身を除く): 474019776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 41, 46, 48, 54, 69, 72, 81, 82, 89, 92, 96, 108, 123, 138, 144, 162, 164, 178, 184, 207, 216, 246, 267, 276, 288, 324, 328, 356, 368, 369, 414, 432, 492, 534, 552, 621, 648, 656, 712, 736, 738, 801, 828, 864, 943, 984, 1068, 1104, 1107, 1242, 1296, 1312, 1424, 1476, 1602, 1656, 1863, 1886, 1968, 2047, 2136, 2208, 2214, 2403, 2484, 2592, 2829, 2848, 2952, 3204, 3312, 3321, 3649, 3726, 3772, 3936, 4094, 4272, 4428, 4806, 4968, 5658, 5904, 6141, 6408, 6624, 6642, 7209, 7298, 7452, 7544, 8188, 8487, 8544, 8856, 9612, 9936, 10947, 11316, 11808, 12282, 12816, 13284, 14418, 14596, 14904, 15088, 16376, 16974, 17712, 18423, 19224, 19872, 21894, 22632, 24564, 25461, 25632, 26568, 28836, 29192, 29808, 30176, 32752, 32841, 33948, 35424, 36846, 38448, 43788, 45264, 49128, 50922, 53136, 55269, 57672, 58384, 59616, 65504, 65682, 67896, 73692, 76383, 76896, 83927, 87576, 90528, 98256, 98523, 101844, 106272, 110538, 115344, 116768, 131364, 135792, 147384, 152766, 165807, 167854, 175152, 196512, 197046, 203688, 221076, 230688, 251781, 262728, 271584, 294768, 295569, 305532, 331614, 335708, 350304, 394092, 407376, 442152, 503562, 525456, 589536, 591138, 611064, 663228, 671416, 755343, 788184, 814752, 884304, 1007124, 1050912, 1182276, 1222128, 1326456, 1342832, 1510686, 1576368, 1768608, 2014248, 2266029, 2364552, 2444256, 2652912, 2685664, 3021372, 3152736, 4028496, 4532058, 4729104, 5305824, 6042744, 6798087, 8056992, 9064116, 9458208, 12085488, 13596174, 18128232, 24170976, 27192348, 36256464, 54384696, 72512928, 108769392, 217538784]

約数ペア:

[(1, 217538784), (2, 108769392), (3, 72512928), (4, 54384696), (6, 36256464), (8, 27192348), (9, 24170976), (12, 18128232), (16, 13596174), (18, 12085488), (23, 9458208), (24, 9064116), (27, 8056992), (32, 6798087), (36, 6042744), (41, 5305824), (46, 4729104), (48, 4532058), (54, 4028496), (69, 3152736), (72, 3021372), (81, 2685664), (82, 2652912), (89, 2444256), (92, 2364552), (96, 2266029), (108, 2014248), (123, 1768608), (138, 1576368), (144, 1510686), (162, 1342832), (164, 1326456), (178, 1222128), (184, 1182276), (207, 1050912), (216, 1007124), (246, 884304), (267, 814752), (276, 788184), (288, 755343), (324, 671416), (328, 663228), (356, 611064), (368, 591138), (369, 589536), (414, 525456), (432, 503562), (492, 442152), (534, 407376), (552, 394092), (621, 350304), (648, 335708), (656, 331614), (712, 305532), (736, 295569), (738, 294768), (801, 271584), (828, 262728), (864, 251781), (943, 230688), (984, 221076), (1068, 203688), (1104, 197046), (1107, 196512), (1242, 175152), (1296, 167854), (1312, 165807), (1424, 152766), (1476, 147384), (1602, 135792), (1656, 131364), (1863, 116768), (1886, 115344), (1968, 110538), (2047, 106272), (2136, 101844), (2208, 98523), (2214, 98256), (2403, 90528), (2484, 87576), (2592, 83927), (2829, 76896), (2848, 76383), (2952, 73692), (3204, 67896), (3312, 65682), (3321, 65504), (3649, 59616), (3726, 58384), (3772, 57672), (3936, 55269), (4094, 53136), (4272, 50922), (4428, 49128), (4806, 45264), (4968, 43788), (5658, 38448), (5904, 36846), (6141, 35424), (6408, 33948), (6624, 32841), (6642, 32752), (7209, 30176), (7298, 29808), (7452, 29192), (7544, 28836), (8188, 26568), (8487, 25632), (8544, 25461), (8856, 24564), (9612, 22632), (9936, 21894), (10947, 19872), (11316, 19224), (11808, 18423), (12282, 17712), (12816, 16974), (13284, 16376), (14418, 15088), (14596, 14904)]