31275216

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 240

約数和(自身を含む): 111421440

約数和(自身を除く): 80146224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 23, 24, 28, 36, 38, 42, 46, 48, 56, 57, 63, 69, 71, 72, 76, 84, 92, 112, 114, 126, 133, 138, 142, 144, 152, 161, 168, 171, 184, 207, 213, 228, 252, 266, 276, 284, 304, 322, 336, 342, 368, 399, 414, 426, 437, 456, 483, 497, 504, 532, 552, 568, 639, 644, 684, 798, 828, 852, 874, 912, 966, 994, 1008, 1064, 1104, 1136, 1197, 1278, 1288, 1311, 1349, 1368, 1449, 1491, 1596, 1633, 1656, 1704, 1748, 1932, 1988, 2128, 2394, 2556, 2576, 2622, 2698, 2736, 2898, 2982, 3059, 3192, 3266, 3312, 3408, 3496, 3864, 3933, 3976, 4047, 4473, 4788, 4899, 5112, 5244, 5396, 5796, 5964, 6118, 6384, 6532, 6992, 7728, 7866, 7952, 8094, 8946, 9177, 9443, 9576, 9798, 10224, 10488, 10792, 11431, 11592, 11928, 12141, 12236, 13064, 14697, 15732, 16188, 17892, 18354, 18886, 19152, 19596, 20976, 21584, 22862, 23184, 23856, 24282, 24472, 26128, 27531, 28329, 29394, 31027, 31464, 32376, 34293, 35784, 36708, 37772, 39192, 45724, 48564, 48944, 55062, 56658, 58788, 62054, 62928, 64752, 68586, 71568, 73416, 75544, 78384, 84987, 91448, 93081, 97128, 102879, 110124, 113316, 117576, 124108, 137172, 146832, 151088, 169974, 182896, 186162, 194256, 205758, 217189, 220248, 226632, 235152, 248216, 274344, 279243, 339948, 372324, 411516, 434378, 440496, 453264, 496432, 548688, 558486, 651567, 679896, 744648, 823032, 868756, 1116972, 1303134, 1359792, 1489296, 1646064, 1737512, 1954701, 2233944, 2606268, 3475024, 3909402, 4467888, 5212536, 7818804, 10425072, 15637608, 31275216]

約数ペア:

[(1, 31275216), (2, 15637608), (3, 10425072), (4, 7818804), (6, 5212536), (7, 4467888), (8, 3909402), (9, 3475024), (12, 2606268), (14, 2233944), (16, 1954701), (18, 1737512), (19, 1646064), (21, 1489296), (23, 1359792), (24, 1303134), (28, 1116972), (36, 868756), (38, 823032), (42, 744648), (46, 679896), (48, 651567), (56, 558486), (57, 548688), (63, 496432), (69, 453264), (71, 440496), (72, 434378), (76, 411516), (84, 372324), (92, 339948), (112, 279243), (114, 274344), (126, 248216), (133, 235152), (138, 226632), (142, 220248), (144, 217189), (152, 205758), (161, 194256), (168, 186162), (171, 182896), (184, 169974), (207, 151088), (213, 146832), (228, 137172), (252, 124108), (266, 117576), (276, 113316), (284, 110124), (304, 102879), (322, 97128), (336, 93081), (342, 91448), (368, 84987), (399, 78384), (414, 75544), (426, 73416), (437, 71568), (456, 68586), (483, 64752), (497, 62928), (504, 62054), (532, 58788), (552, 56658), (568, 55062), (639, 48944), (644, 48564), (684, 45724), (798, 39192), (828, 37772), (852, 36708), (874, 35784), (912, 34293), (966, 32376), (994, 31464), (1008, 31027), (1064, 29394), (1104, 28329), (1136, 27531), (1197, 26128), (1278, 24472), (1288, 24282), (1311, 23856), (1349, 23184), (1368, 22862), (1449, 21584), (1491, 20976), (1596, 19596), (1633, 19152), (1656, 18886), (1704, 18354), (1748, 17892), (1932, 16188), (1988, 15732), (2128, 14697), (2394, 13064), (2556, 12236), (2576, 12141), (2622, 11928), (2698, 11592), (2736, 11431), (2898, 10792), (2982, 10488), (3059, 10224), (3192, 9798), (3266, 9576), (3312, 9443), (3408, 9177), (3496, 8946), (3864, 8094), (3933, 7952), (3976, 7866), (4047, 7728), (4473, 6992), (4788, 6532), (4899, 6384), (5112, 6118), (5244, 5964), (5396, 5796)]