205431876

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:216

約数の個数: 240

約数和(自身を含む): 648869760

約数和(自身を除く): 443437884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 26, 27, 34, 36, 38, 39, 51, 52, 54, 57, 68, 76, 78, 81, 102, 108, 114, 117, 151, 153, 156, 162, 171, 204, 221, 228, 234, 247, 302, 306, 323, 324, 342, 351, 442, 453, 459, 468, 494, 513, 604, 612, 646, 663, 684, 702, 741, 884, 906, 918, 969, 988, 1026, 1053, 1292, 1326, 1359, 1377, 1404, 1482, 1539, 1812, 1836, 1938, 1963, 1989, 2052, 2106, 2223, 2567, 2652, 2718, 2754, 2869, 2907, 2964, 3078, 3876, 3926, 3978, 4077, 4199, 4212, 4446, 5134, 5436, 5508, 5738, 5814, 5889, 5967, 6156, 6669, 7701, 7852, 7956, 8154, 8398, 8607, 8721, 8892, 10268, 11476, 11628, 11778, 11934, 12231, 12597, 13338, 15402, 16308, 16796, 17214, 17442, 17667, 17901, 20007, 23103, 23556, 23868, 24462, 25194, 25821, 26163, 26676, 30804, 33371, 34428, 34884, 35334, 35802, 37297, 37791, 40014, 46206, 48773, 48924, 50388, 51642, 52326, 53001, 66742, 69309, 70668, 71604, 74594, 75582, 77463, 80028, 92412, 97546, 100113, 103284, 104652, 106002, 111891, 113373, 133484, 138618, 146319, 149188, 151164, 154926, 159003, 195092, 200226, 207927, 212004, 223782, 226746, 232389, 277236, 292638, 300339, 309852, 318006, 335673, 340119, 400452, 415854, 438957, 447564, 453492, 464778, 585276, 600678, 634049, 636012, 671346, 680238, 831708, 877914, 901017, 929556, 1007019, 1201356, 1268098, 1316871, 1342692, 1360476, 1755828, 1802034, 1902147, 2014038, 2536196, 2633742, 2703051, 3021057, 3604068, 3804294, 3950613, 4028076, 5267484, 5406102, 5706441, 6042114, 7608588, 7901226, 10812204, 11412882, 12084228, 15802452, 17119323, 22825764, 34238646, 51357969, 68477292, 102715938, 205431876]

約数ペア:

[(1, 205431876), (2, 102715938), (3, 68477292), (4, 51357969), (6, 34238646), (9, 22825764), (12, 17119323), (13, 15802452), (17, 12084228), (18, 11412882), (19, 10812204), (26, 7901226), (27, 7608588), (34, 6042114), (36, 5706441), (38, 5406102), (39, 5267484), (51, 4028076), (52, 3950613), (54, 3804294), (57, 3604068), (68, 3021057), (76, 2703051), (78, 2633742), (81, 2536196), (102, 2014038), (108, 1902147), (114, 1802034), (117, 1755828), (151, 1360476), (153, 1342692), (156, 1316871), (162, 1268098), (171, 1201356), (204, 1007019), (221, 929556), (228, 901017), (234, 877914), (247, 831708), (302, 680238), (306, 671346), (323, 636012), (324, 634049), (342, 600678), (351, 585276), (442, 464778), (453, 453492), (459, 447564), (468, 438957), (494, 415854), (513, 400452), (604, 340119), (612, 335673), (646, 318006), (663, 309852), (684, 300339), (702, 292638), (741, 277236), (884, 232389), (906, 226746), (918, 223782), (969, 212004), (988, 207927), (1026, 200226), (1053, 195092), (1292, 159003), (1326, 154926), (1359, 151164), (1377, 149188), (1404, 146319), (1482, 138618), (1539, 133484), (1812, 113373), (1836, 111891), (1938, 106002), (1963, 104652), (1989, 103284), (2052, 100113), (2106, 97546), (2223, 92412), (2567, 80028), (2652, 77463), (2718, 75582), (2754, 74594), (2869, 71604), (2907, 70668), (2964, 69309), (3078, 66742), (3876, 53001), (3926, 52326), (3978, 51642), (4077, 50388), (4199, 48924), (4212, 48773), (4446, 46206), (5134, 40014), (5436, 37791), (5508, 37297), (5738, 35802), (5814, 35334), (5889, 34884), (5967, 34428), (6156, 33371), (6669, 30804), (7701, 26676), (7852, 26163), (7956, 25821), (8154, 25194), (8398, 24462), (8607, 23868), (8721, 23556), (8892, 23103), (10268, 20007), (11476, 17901), (11628, 17667), (11778, 17442), (11934, 17214), (12231, 16796), (12597, 16308), (13338, 15402)]