208815040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1374

約数の個数: 112

約数和(自身を含む): 576510912

約数和(自身を除く): 367695872

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, 1277, 1460, 2044, 2240, 2336, 2554, 2555, 2920, 4088, 4672, 5108, 5110, 5840, 6385, 8176, 8939, 10216, 10220, 11680, 12770, 16352, 17878, 20432, 20440, 23360, 25540, 32704, 35756, 40864, 40880, 44695, 51080, 71512, 81728, 81760, 89390, 93221, 102160, 143024, 163520, 178780, 186442, 204320, 286048, 357560, 372884, 408640, 466105, 572096, 652547, 715120, 745768, 932210, 1305094, 1430240, 1491536, 1864420, 2610188, 2860480, 2983072, 3262735, 3728840, 5220376, 5966144, 6525470, 7457680, 10440752, 13050940, 14915360, 20881504, 26101880, 29830720, 41763008, 52203760, 104407520, 208815040]

約数ペア:

[(1, 208815040), (2, 104407520), (4, 52203760), (5, 41763008), (7, 29830720), (8, 26101880), (10, 20881504), (14, 14915360), (16, 13050940), (20, 10440752), (28, 7457680), (32, 6525470), (35, 5966144), (40, 5220376), (56, 3728840), (64, 3262735), (70, 2983072), (73, 2860480), (80, 2610188), (112, 1864420), (140, 1491536), (146, 1430240), (160, 1305094), (224, 932210), (280, 745768), (292, 715120), (320, 652547), (365, 572096), (448, 466105), (511, 408640), (560, 372884), (584, 357560), (730, 286048), (1022, 204320), (1120, 186442), (1168, 178780), (1277, 163520), (1460, 143024), (2044, 102160), (2240, 93221), (2336, 89390), (2554, 81760), (2555, 81728), (2920, 71512), (4088, 51080), (4672, 44695), (5108, 40880), (5110, 40864), (5840, 35756), (6385, 32704), (8176, 25540), (8939, 23360), (10216, 20440), (10220, 20432), (11680, 17878), (12770, 16352)]