209146560

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31123}}^1$

素因数の和:31150

約数の個数: 112

約数和(自身を含む): 758927616

約数和(自身を除く): 549781056

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 31123, 62246, 93369, 124492, 155615, 186738, 217861, 248984, 311230, 373476, 435722, 466845, 497968, 622460, 653583, 746952, 871444, 933690, 995936, 1089305, 1244920, 1307166, 1493904, 1742888, 1867380, 1991872, 2178610, 2489840, 2614332, 2987808, 3267915, 3485776, 3734760, 4357220, 4979680, 5228664, 5975616, 6535830, 6971552, 7469520, 8714440, 9959360, 10457328, 13071660, 13943104, 14939040, 17428880, 20914656, 26143320, 29878080, 34857760, 41829312, 52286640, 69715520, 104573280, 209146560]

約数ペア:

[(1, 209146560), (2, 104573280), (3, 69715520), (4, 52286640), (5, 41829312), (6, 34857760), (7, 29878080), (8, 26143320), (10, 20914656), (12, 17428880), (14, 14939040), (15, 13943104), (16, 13071660), (20, 10457328), (21, 9959360), (24, 8714440), (28, 7469520), (30, 6971552), (32, 6535830), (35, 5975616), (40, 5228664), (42, 4979680), (48, 4357220), (56, 3734760), (60, 3485776), (64, 3267915), (70, 2987808), (80, 2614332), (84, 2489840), (96, 2178610), (105, 1991872), (112, 1867380), (120, 1742888), (140, 1493904), (160, 1307166), (168, 1244920), (192, 1089305), (210, 995936), (224, 933690), (240, 871444), (280, 746952), (320, 653583), (336, 622460), (420, 497968), (448, 466845), (480, 435722), (560, 373476), (672, 311230), (840, 248984), (960, 217861), (1120, 186738), (1344, 155615), (1680, 124492), (2240, 93369), (3360, 62246), (6720, 31123)]