31857984

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 168

約数和(自身を含む): 99852480

約数和(自身を除く): 67994496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 41, 48, 57, 64, 71, 72, 76, 82, 96, 114, 123, 142, 144, 152, 164, 171, 192, 213, 228, 246, 284, 288, 304, 328, 342, 369, 426, 456, 492, 568, 576, 608, 639, 656, 684, 738, 779, 852, 912, 984, 1136, 1216, 1278, 1312, 1349, 1368, 1476, 1558, 1704, 1824, 1968, 2272, 2337, 2556, 2624, 2698, 2736, 2911, 2952, 3116, 3408, 3648, 3936, 4047, 4544, 4674, 5112, 5396, 5472, 5822, 5904, 6232, 6816, 7011, 7872, 8094, 8733, 9348, 10224, 10792, 10944, 11644, 11808, 12141, 12464, 13632, 14022, 16188, 17466, 18696, 20448, 21584, 23288, 23616, 24282, 24928, 26199, 28044, 32376, 34932, 37392, 40896, 43168, 46576, 48564, 49856, 52398, 55309, 56088, 64752, 69864, 74784, 86336, 93152, 97128, 104796, 110618, 112176, 129504, 139728, 149568, 165927, 186304, 194256, 209592, 221236, 224352, 259008, 279456, 331854, 388512, 419184, 442472, 448704, 497781, 558912, 663708, 777024, 838368, 884944, 995562, 1327416, 1676736, 1769888, 1991124, 2654832, 3539776, 3982248, 5309664, 7964496, 10619328, 15928992, 31857984]

約数ペア:

[(1, 31857984), (2, 15928992), (3, 10619328), (4, 7964496), (6, 5309664), (8, 3982248), (9, 3539776), (12, 2654832), (16, 1991124), (18, 1769888), (19, 1676736), (24, 1327416), (32, 995562), (36, 884944), (38, 838368), (41, 777024), (48, 663708), (57, 558912), (64, 497781), (71, 448704), (72, 442472), (76, 419184), (82, 388512), (96, 331854), (114, 279456), (123, 259008), (142, 224352), (144, 221236), (152, 209592), (164, 194256), (171, 186304), (192, 165927), (213, 149568), (228, 139728), (246, 129504), (284, 112176), (288, 110618), (304, 104796), (328, 97128), (342, 93152), (369, 86336), (426, 74784), (456, 69864), (492, 64752), (568, 56088), (576, 55309), (608, 52398), (639, 49856), (656, 48564), (684, 46576), (738, 43168), (779, 40896), (852, 37392), (912, 34932), (984, 32376), (1136, 28044), (1216, 26199), (1278, 24928), (1312, 24282), (1349, 23616), (1368, 23288), (1476, 21584), (1558, 20448), (1704, 18696), (1824, 17466), (1968, 16188), (2272, 14022), (2337, 13632), (2556, 12464), (2624, 12141), (2698, 11808), (2736, 11644), (2911, 10944), (2952, 10792), (3116, 10224), (3408, 9348), (3648, 8733), (3936, 8094), (4047, 7872), (4544, 7011), (4674, 6816), (5112, 6232), (5396, 5904), (5472, 5822)]