263243760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:775

約数の個数: 160

約数和(自身を含む): 886609920

約数和(自身を除く): 623366160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 139, 156, 195, 208, 240, 260, 278, 312, 390, 417, 520, 556, 607, 624, 695, 780, 834, 1040, 1112, 1214, 1390, 1560, 1668, 1807, 1821, 2085, 2224, 2428, 2780, 3035, 3120, 3336, 3614, 3642, 4170, 4856, 5421, 5560, 6070, 6672, 7228, 7284, 7891, 8340, 9035, 9105, 9712, 10842, 11120, 12140, 14456, 14568, 15782, 16680, 18070, 18210, 21684, 23673, 24280, 27105, 28912, 29136, 31564, 33360, 36140, 36420, 39455, 43368, 47346, 48560, 54210, 63128, 72280, 72840, 78910, 84373, 86736, 94692, 108420, 118365, 126256, 144560, 145680, 157820, 168746, 189384, 216840, 236730, 253119, 315640, 337492, 378768, 421865, 433680, 473460, 506238, 631280, 674984, 843730, 946920, 1012476, 1096849, 1265595, 1349968, 1687460, 1893840, 2024952, 2193698, 2531190, 3290547, 3374920, 4049904, 4387396, 5062380, 5484245, 6581094, 6749840, 8774792, 10124760, 10968490, 13162188, 16452735, 17549584, 20249520, 21936980, 26324376, 32905470, 43873960, 52648752, 65810940, 87747920, 131621880, 263243760]

約数ペア:

[(1, 263243760), (2, 131621880), (3, 87747920), (4, 65810940), (5, 52648752), (6, 43873960), (8, 32905470), (10, 26324376), (12, 21936980), (13, 20249520), (15, 17549584), (16, 16452735), (20, 13162188), (24, 10968490), (26, 10124760), (30, 8774792), (39, 6749840), (40, 6581094), (48, 5484245), (52, 5062380), (60, 4387396), (65, 4049904), (78, 3374920), (80, 3290547), (104, 2531190), (120, 2193698), (130, 2024952), (139, 1893840), (156, 1687460), (195, 1349968), (208, 1265595), (240, 1096849), (260, 1012476), (278, 946920), (312, 843730), (390, 674984), (417, 631280), (520, 506238), (556, 473460), (607, 433680), (624, 421865), (695, 378768), (780, 337492), (834, 315640), (1040, 253119), (1112, 236730), (1214, 216840), (1390, 189384), (1560, 168746), (1668, 157820), (1807, 145680), (1821, 144560), (2085, 126256), (2224, 118365), (2428, 108420), (2780, 94692), (3035, 86736), (3120, 84373), (3336, 78910), (3614, 72840), (3642, 72280), (4170, 63128), (4856, 54210), (5421, 48560), (5560, 47346), (6070, 43368), (6672, 39455), (7228, 36420), (7284, 36140), (7891, 33360), (8340, 31564), (9035, 29136), (9105, 28912), (9712, 27105), (10842, 24280), (11120, 23673), (12140, 21684), (14456, 18210), (14568, 18070), (15782, 16680)]