198761584

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 502824960

約数和(自身を除く): 304063376

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 31, 38, 46, 56, 62, 76, 92, 112, 124, 131, 133, 152, 161, 184, 217, 248, 262, 266, 304, 322, 368, 434, 437, 496, 524, 532, 589, 644, 713, 868, 874, 917, 1048, 1064, 1178, 1288, 1426, 1736, 1748, 1834, 2096, 2128, 2356, 2489, 2576, 2852, 3013, 3059, 3472, 3496, 3668, 4061, 4123, 4712, 4978, 4991, 5704, 6026, 6118, 6992, 7336, 8122, 8246, 9424, 9956, 9982, 11408, 12052, 12236, 13547, 14672, 16244, 16492, 17423, 19912, 19964, 21091, 24104, 24472, 27094, 28427, 32488, 32984, 34846, 39824, 39928, 42182, 48208, 48944, 54188, 56854, 57247, 64976, 65968, 69692, 77159, 79856, 84364, 93403, 94829, 108376, 113708, 114494, 139384, 154318, 168728, 186806, 189658, 216752, 227416, 228988, 278768, 308636, 337456, 373612, 379316, 400729, 454832, 457976, 540113, 617272, 653821, 747224, 758632, 801458, 915952, 1080226, 1234544, 1307642, 1494448, 1517264, 1602916, 1774657, 2160452, 2615284, 3205832, 3549314, 4320904, 5230568, 6411664, 7098628, 8641808, 10461136, 12422599, 14197256, 24845198, 28394512, 49690396, 99380792, 198761584]

約数ペア:

[(1, 198761584), (2, 99380792), (4, 49690396), (7, 28394512), (8, 24845198), (14, 14197256), (16, 12422599), (19, 10461136), (23, 8641808), (28, 7098628), (31, 6411664), (38, 5230568), (46, 4320904), (56, 3549314), (62, 3205832), (76, 2615284), (92, 2160452), (112, 1774657), (124, 1602916), (131, 1517264), (133, 1494448), (152, 1307642), (161, 1234544), (184, 1080226), (217, 915952), (248, 801458), (262, 758632), (266, 747224), (304, 653821), (322, 617272), (368, 540113), (434, 457976), (437, 454832), (496, 400729), (524, 379316), (532, 373612), (589, 337456), (644, 308636), (713, 278768), (868, 228988), (874, 227416), (917, 216752), (1048, 189658), (1064, 186806), (1178, 168728), (1288, 154318), (1426, 139384), (1736, 114494), (1748, 113708), (1834, 108376), (2096, 94829), (2128, 93403), (2356, 84364), (2489, 79856), (2576, 77159), (2852, 69692), (3013, 65968), (3059, 64976), (3472, 57247), (3496, 56854), (3668, 54188), (4061, 48944), (4123, 48208), (4712, 42182), (4978, 39928), (4991, 39824), (5704, 34846), (6026, 32984), (6118, 32488), (6992, 28427), (7336, 27094), (8122, 24472), (8246, 24104), (9424, 21091), (9956, 19964), (9982, 19912), (11408, 17423), (12052, 16492), (12236, 16244), (13547, 14672)]