189185520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:643

約数の個数: 160

約数和(自身を含む): 629156160

約数和(自身を除く): 439970640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 89, 102, 120, 136, 170, 178, 204, 240, 255, 267, 272, 340, 356, 408, 445, 510, 521, 534, 680, 712, 816, 890, 1020, 1042, 1068, 1335, 1360, 1424, 1513, 1563, 1780, 2040, 2084, 2136, 2605, 2670, 3026, 3126, 3560, 4080, 4168, 4272, 4539, 5210, 5340, 6052, 6252, 7120, 7565, 7815, 8336, 8857, 9078, 10420, 10680, 12104, 12504, 15130, 15630, 17714, 18156, 20840, 21360, 22695, 24208, 25008, 26571, 30260, 31260, 35428, 36312, 41680, 44285, 45390, 46369, 53142, 60520, 62520, 70856, 72624, 88570, 90780, 92738, 106284, 121040, 125040, 132855, 139107, 141712, 177140, 181560, 185476, 212568, 231845, 265710, 278214, 354280, 363120, 370952, 425136, 463690, 531420, 556428, 695535, 708560, 741904, 788273, 927380, 1062840, 1112856, 1391070, 1576546, 1854760, 2125680, 2225712, 2364819, 2782140, 3153092, 3709520, 3941365, 4729638, 5564280, 6306184, 7882730, 9459276, 11128560, 11824095, 12612368, 15765460, 18918552, 23648190, 31530920, 37837104, 47296380, 63061840, 94592760, 189185520]

約数ペア:

[(1, 189185520), (2, 94592760), (3, 63061840), (4, 47296380), (5, 37837104), (6, 31530920), (8, 23648190), (10, 18918552), (12, 15765460), (15, 12612368), (16, 11824095), (17, 11128560), (20, 9459276), (24, 7882730), (30, 6306184), (34, 5564280), (40, 4729638), (48, 3941365), (51, 3709520), (60, 3153092), (68, 2782140), (80, 2364819), (85, 2225712), (89, 2125680), (102, 1854760), (120, 1576546), (136, 1391070), (170, 1112856), (178, 1062840), (204, 927380), (240, 788273), (255, 741904), (267, 708560), (272, 695535), (340, 556428), (356, 531420), (408, 463690), (445, 425136), (510, 370952), (521, 363120), (534, 354280), (680, 278214), (712, 265710), (816, 231845), (890, 212568), (1020, 185476), (1042, 181560), (1068, 177140), (1335, 141712), (1360, 139107), (1424, 132855), (1513, 125040), (1563, 121040), (1780, 106284), (2040, 92738), (2084, 90780), (2136, 88570), (2605, 72624), (2670, 70856), (3026, 62520), (3126, 60520), (3560, 53142), (4080, 46369), (4168, 45390), (4272, 44285), (4539, 41680), (5210, 36312), (5340, 35428), (6052, 31260), (6252, 30260), (7120, 26571), (7565, 25008), (7815, 24208), (8336, 22695), (8857, 21360), (9078, 20840), (10420, 18156), (10680, 17714), (12104, 15630), (12504, 15130)]