1280198080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7829}}^1$

素因数の和:7926

約数の個数: 112

約数和(自身を含む): 3532144320

約数和(自身を除く): 2251946240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 140, 146, 160, 224, 280, 292, 320, 365, 448, 511, 560, 584, 730, 1022, 1120, 1168, 1460, 2044, 2240, 2336, 2555, 2920, 4088, 4672, 5110, 5840, 7829, 8176, 10220, 11680, 15658, 16352, 20440, 23360, 31316, 32704, 39145, 40880, 54803, 62632, 78290, 81760, 109606, 125264, 156580, 163520, 219212, 250528, 274015, 313160, 438424, 501056, 548030, 571517, 626320, 876848, 1096060, 1143034, 1252640, 1753696, 2192120, 2286068, 2505280, 2857585, 3507392, 4000619, 4384240, 4572136, 5715170, 8001238, 8768480, 9144272, 11430340, 16002476, 17536960, 18288544, 20003095, 22860680, 32004952, 36577088, 40006190, 45721360, 64009904, 80012380, 91442720, 128019808, 160024760, 182885440, 256039616, 320049520, 640099040, 1280198080]

約数ペア:

[(1, 1280198080), (2, 640099040), (4, 320049520), (5, 256039616), (7, 182885440), (8, 160024760), (10, 128019808), (14, 91442720), (16, 80012380), (20, 64009904), (28, 45721360), (32, 40006190), (35, 36577088), (40, 32004952), (56, 22860680), (64, 20003095), (70, 18288544), (73, 17536960), (80, 16002476), (112, 11430340), (140, 9144272), (146, 8768480), (160, 8001238), (224, 5715170), (280, 4572136), (292, 4384240), (320, 4000619), (365, 3507392), (448, 2857585), (511, 2505280), (560, 2286068), (584, 2192120), (730, 1753696), (1022, 1252640), (1120, 1143034), (1168, 1096060), (1460, 876848), (2044, 626320), (2240, 571517), (2336, 548030), (2555, 501056), (2920, 438424), (4088, 313160), (4672, 274015), (5110, 250528), (5840, 219212), (7829, 163520), (8176, 156580), (10220, 125264), (11680, 109606), (15658, 81760), (16352, 78290), (20440, 62632), (23360, 54803), (31316, 40880), (32704, 39145)]