260336640

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1042

約数の個数: 176

約数和(自身を含む): 882535392

約数和(自身を除く): 622198752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 512, 544, 640, 680, 768, 816, 960, 997, 1020, 1024, 1088, 1280, 1360, 1536, 1632, 1920, 1994, 2040, 2176, 2560, 2720, 2991, 3072, 3264, 3840, 3988, 4080, 4352, 4985, 5120, 5440, 5982, 6528, 7680, 7976, 8160, 8704, 9970, 10880, 11964, 13056, 14955, 15360, 15952, 16320, 16949, 17408, 19940, 21760, 23928, 26112, 29910, 31904, 32640, 33898, 39880, 43520, 47856, 50847, 52224, 59820, 63808, 65280, 67796, 79760, 84745, 87040, 95712, 101694, 119640, 127616, 130560, 135592, 159520, 169490, 191424, 203388, 239280, 254235, 255232, 261120, 271184, 319040, 338980, 382848, 406776, 478560, 508470, 510464, 542368, 638080, 677960, 765696, 813552, 957120, 1016940, 1020928, 1084736, 1276160, 1355920, 1531392, 1627104, 1914240, 2033880, 2169472, 2552320, 2711840, 3062784, 3254208, 3828480, 4067760, 4338944, 5104640, 5423680, 6508416, 7656960, 8135520, 8677888, 10847360, 13016832, 15313920, 16271040, 17355776, 21694720, 26033664, 32542080, 43389440, 52067328, 65084160, 86778880, 130168320, 260336640]

約数ペア:

[(1, 260336640), (2, 130168320), (3, 86778880), (4, 65084160), (5, 52067328), (6, 43389440), (8, 32542080), (10, 26033664), (12, 21694720), (15, 17355776), (16, 16271040), (17, 15313920), (20, 13016832), (24, 10847360), (30, 8677888), (32, 8135520), (34, 7656960), (40, 6508416), (48, 5423680), (51, 5104640), (60, 4338944), (64, 4067760), (68, 3828480), (80, 3254208), (85, 3062784), (96, 2711840), (102, 2552320), (120, 2169472), (128, 2033880), (136, 1914240), (160, 1627104), (170, 1531392), (192, 1355920), (204, 1276160), (240, 1084736), (255, 1020928), (256, 1016940), (272, 957120), (320, 813552), (340, 765696), (384, 677960), (408, 638080), (480, 542368), (510, 510464), (512, 508470), (544, 478560), (640, 406776), (680, 382848), (768, 338980), (816, 319040), (960, 271184), (997, 261120), (1020, 255232), (1024, 254235), (1088, 239280), (1280, 203388), (1360, 191424), (1536, 169490), (1632, 159520), (1920, 135592), (1994, 130560), (2040, 127616), (2176, 119640), (2560, 101694), (2720, 95712), (2991, 87040), (3072, 84745), (3264, 79760), (3840, 67796), (3988, 65280), (4080, 63808), (4352, 59820), (4985, 52224), (5120, 50847), (5440, 47856), (5982, 43520), (6528, 39880), (7680, 33898), (7976, 32640), (8160, 31904), (8704, 29910), (9970, 26112), (10880, 23928), (11964, 21760), (13056, 19940), (14955, 17408), (15360, 16949), (15952, 16320)]