209610240

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{557}}^1$

素因数の和:597

約数の個数: 240

約数和(自身を含む): 780900912

約数和(自身を除く): 571290672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 557, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1114, 1120, 1176, 1280, 1344, 1470, 1536, 1568, 1671, 1680, 1792, 1920, 1960, 2228, 2240, 2352, 2560, 2688, 2785, 2940, 3136, 3342, 3360, 3584, 3840, 3899, 3920, 4456, 4480, 4704, 5376, 5570, 5880, 6272, 6684, 6720, 7680, 7798, 7840, 8355, 8912, 8960, 9408, 10752, 11140, 11697, 11760, 12544, 13368, 13440, 15596, 15680, 16710, 17824, 17920, 18816, 19495, 22280, 23394, 23520, 25088, 26736, 26880, 27293, 31192, 31360, 33420, 35648, 37632, 38990, 44560, 46788, 47040, 53472, 53760, 54586, 58485, 62384, 62720, 66840, 71296, 75264, 77980, 81879, 89120, 93576, 94080, 106944, 109172, 116970, 124768, 125440, 133680, 136465, 142592, 155960, 163758, 178240, 187152, 188160, 213888, 218344, 233940, 249536, 267360, 272930, 285184, 311920, 327516, 356480, 374304, 376320, 409395, 427776, 436688, 467880, 499072, 534720, 545860, 623840, 655032, 712960, 748608, 818790, 855552, 873376, 935760, 998144, 1069440, 1091720, 1247680, 1310064, 1425920, 1497216, 1637580, 1746752, 1871520, 1996288, 2138880, 2183440, 2495360, 2620128, 2994432, 3275160, 3493504, 3743040, 4277760, 4366880, 4990720, 5240256, 5988864, 6550320, 6987008, 7486080, 8733760, 9981440, 10480512, 13100640, 13974016, 14972160, 17467520, 20961024, 26201280, 29944320, 34935040, 41922048, 52402560, 69870080, 104805120, 209610240]

約数ペア:

[(1, 209610240), (2, 104805120), (3, 69870080), (4, 52402560), (5, 41922048), (6, 34935040), (7, 29944320), (8, 26201280), (10, 20961024), (12, 17467520), (14, 14972160), (15, 13974016), (16, 13100640), (20, 10480512), (21, 9981440), (24, 8733760), (28, 7486080), (30, 6987008), (32, 6550320), (35, 5988864), (40, 5240256), (42, 4990720), (48, 4366880), (49, 4277760), (56, 3743040), (60, 3493504), (64, 3275160), (70, 2994432), (80, 2620128), (84, 2495360), (96, 2183440), (98, 2138880), (105, 1996288), (112, 1871520), (120, 1746752), (128, 1637580), (140, 1497216), (147, 1425920), (160, 1310064), (168, 1247680), (192, 1091720), (196, 1069440), (210, 998144), (224, 935760), (240, 873376), (245, 855552), (256, 818790), (280, 748608), (294, 712960), (320, 655032), (336, 623840), (384, 545860), (392, 534720), (420, 499072), (448, 467880), (480, 436688), (490, 427776), (512, 409395), (557, 376320), (560, 374304), (588, 356480), (640, 327516), (672, 311920), (735, 285184), (768, 272930), (784, 267360), (840, 249536), (896, 233940), (960, 218344), (980, 213888), (1114, 188160), (1120, 187152), (1176, 178240), (1280, 163758), (1344, 155960), (1470, 142592), (1536, 136465), (1568, 133680), (1671, 125440), (1680, 124768), (1792, 116970), (1920, 109172), (1960, 106944), (2228, 94080), (2240, 93576), (2352, 89120), (2560, 81879), (2688, 77980), (2785, 75264), (2940, 71296), (3136, 66840), (3342, 62720), (3360, 62384), (3584, 58485), (3840, 54586), (3899, 53760), (3920, 53472), (4456, 47040), (4480, 46788), (4704, 44560), (5376, 38990), (5570, 37632), (5880, 35648), (6272, 33420), (6684, 31360), (6720, 31192), (7680, 27293), (7798, 26880), (7840, 26736), (8355, 25088), (8912, 23520), (8960, 23394), (9408, 22280), (10752, 19495), (11140, 18816), (11697, 17920), (11760, 17824), (12544, 16710), (13368, 15680), (13440, 15596)]