1945578648

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1979}}^1$

素因数の和:2161

約数の個数: 128

約数和(自身を含む): 5508518400

約数和(自身を除く): 3562939752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 137, 138, 156, 184, 274, 276, 299, 312, 411, 548, 552, 598, 822, 897, 1096, 1196, 1644, 1781, 1794, 1979, 2392, 3151, 3288, 3562, 3588, 3958, 5343, 5937, 6302, 7124, 7176, 7916, 9453, 10686, 11874, 12604, 14248, 15832, 18906, 21372, 23748, 25208, 25727, 37812, 40963, 42744, 45517, 47496, 51454, 75624, 77181, 81926, 91034, 102908, 122889, 136551, 154362, 163852, 182068, 205816, 245778, 271123, 273102, 308724, 327704, 364136, 491556, 542246, 546204, 591721, 617448, 813369, 983112, 1084492, 1092408, 1183442, 1626738, 1775163, 2168984, 2366884, 3253476, 3524599, 3550326, 4733768, 6235829, 6506952, 7049198, 7100652, 10573797, 12471658, 14098396, 14201304, 18707487, 21147594, 24943316, 28196792, 37414974, 42295188, 49886632, 74829948, 81065777, 84590376, 149659896, 162131554, 243197331, 324263108, 486394662, 648526216, 972789324, 1945578648]

約数ペア:

[(1, 1945578648), (2, 972789324), (3, 648526216), (4, 486394662), (6, 324263108), (8, 243197331), (12, 162131554), (13, 149659896), (23, 84590376), (24, 81065777), (26, 74829948), (39, 49886632), (46, 42295188), (52, 37414974), (69, 28196792), (78, 24943316), (92, 21147594), (104, 18707487), (137, 14201304), (138, 14098396), (156, 12471658), (184, 10573797), (274, 7100652), (276, 7049198), (299, 6506952), (312, 6235829), (411, 4733768), (548, 3550326), (552, 3524599), (598, 3253476), (822, 2366884), (897, 2168984), (1096, 1775163), (1196, 1626738), (1644, 1183442), (1781, 1092408), (1794, 1084492), (1979, 983112), (2392, 813369), (3151, 617448), (3288, 591721), (3562, 546204), (3588, 542246), (3958, 491556), (5343, 364136), (5937, 327704), (6302, 308724), (7124, 273102), (7176, 271123), (7916, 245778), (9453, 205816), (10686, 182068), (11874, 163852), (12604, 154362), (14248, 136551), (15832, 122889), (18906, 102908), (21372, 91034), (23748, 81926), (25208, 77181), (25727, 75624), (37812, 51454), (40963, 47496), (42744, 45517)]