221880708

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{271}}^1$

素因数の和:332

約数の個数: 180

約数和(自身を含む): 702210432

約数和(自身を除く): 480329724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 133, 162, 171, 189, 228, 252, 266, 271, 324, 342, 361, 378, 399, 513, 532, 542, 567, 684, 722, 756, 798, 813, 1026, 1083, 1084, 1134, 1197, 1444, 1539, 1596, 1626, 1897, 2052, 2166, 2268, 2394, 2439, 2527, 3078, 3249, 3252, 3591, 3794, 4332, 4788, 4878, 5054, 5149, 5691, 6156, 6498, 7182, 7317, 7581, 7588, 9747, 9756, 10108, 10298, 10773, 11382, 12996, 14364, 14634, 15162, 15447, 17073, 19494, 20596, 21546, 21951, 22743, 22764, 29241, 29268, 30324, 30894, 34146, 36043, 38988, 43092, 43902, 45486, 46341, 51219, 58482, 61788, 68229, 68292, 72086, 87804, 90972, 92682, 97831, 102438, 108129, 116964, 136458, 139023, 144172, 153657, 185364, 195662, 204687, 204876, 216258, 272916, 278046, 293493, 307314, 324387, 391324, 409374, 417069, 432516, 556092, 586986, 614628, 648774, 684817, 818748, 834138, 880479, 973161, 1173972, 1297548, 1369634, 1668276, 1760958, 1946322, 2054451, 2641437, 2739268, 2919483, 3521916, 3892644, 4108902, 5282874, 5838966, 6163353, 7924311, 8217804, 10565748, 11677932, 12326706, 15848622, 18490059, 24653412, 31697244, 36980118, 55470177, 73960236, 110940354, 221880708]

約数ペア:

[(1, 221880708), (2, 110940354), (3, 73960236), (4, 55470177), (6, 36980118), (7, 31697244), (9, 24653412), (12, 18490059), (14, 15848622), (18, 12326706), (19, 11677932), (21, 10565748), (27, 8217804), (28, 7924311), (36, 6163353), (38, 5838966), (42, 5282874), (54, 4108902), (57, 3892644), (63, 3521916), (76, 2919483), (81, 2739268), (84, 2641437), (108, 2054451), (114, 1946322), (126, 1760958), (133, 1668276), (162, 1369634), (171, 1297548), (189, 1173972), (228, 973161), (252, 880479), (266, 834138), (271, 818748), (324, 684817), (342, 648774), (361, 614628), (378, 586986), (399, 556092), (513, 432516), (532, 417069), (542, 409374), (567, 391324), (684, 324387), (722, 307314), (756, 293493), (798, 278046), (813, 272916), (1026, 216258), (1083, 204876), (1084, 204687), (1134, 195662), (1197, 185364), (1444, 153657), (1539, 144172), (1596, 139023), (1626, 136458), (1897, 116964), (2052, 108129), (2166, 102438), (2268, 97831), (2394, 92682), (2439, 90972), (2527, 87804), (3078, 72086), (3249, 68292), (3252, 68229), (3591, 61788), (3794, 58482), (4332, 51219), (4788, 46341), (4878, 45486), (5054, 43902), (5149, 43092), (5691, 38988), (6156, 36043), (6498, 34146), (7182, 30894), (7317, 30324), (7581, 29268), (7588, 29241), (9747, 22764), (9756, 22743), (10108, 21951), (10298, 21546), (10773, 20596), (11382, 19494), (12996, 17073), (14364, 15447), (14634, 15162)]