42138320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1668

約数の個数: 80

約数和(自身を含む): 114421248

約数和(自身を除く): 72282928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1601, 1645, 1880, 2632, 3202, 3290, 3760, 5264, 6404, 6580, 8005, 11207, 12808, 13160, 16010, 22414, 25616, 26320, 32020, 44828, 56035, 64040, 75247, 89656, 112070, 128080, 150494, 179312, 224140, 300988, 376235, 448280, 526729, 601976, 752470, 896560, 1053458, 1203952, 1504940, 2106916, 2633645, 3009880, 4213832, 5267290, 6019760, 8427664, 10534580, 21069160, 42138320]

約数ペア:

[(1, 42138320), (2, 21069160), (4, 10534580), (5, 8427664), (7, 6019760), (8, 5267290), (10, 4213832), (14, 3009880), (16, 2633645), (20, 2106916), (28, 1504940), (35, 1203952), (40, 1053458), (47, 896560), (56, 752470), (70, 601976), (80, 526729), (94, 448280), (112, 376235), (140, 300988), (188, 224140), (235, 179312), (280, 150494), (329, 128080), (376, 112070), (470, 89656), (560, 75247), (658, 64040), (752, 56035), (940, 44828), (1316, 32020), (1601, 26320), (1645, 25616), (1880, 22414), (2632, 16010), (3202, 13160), (3290, 12808), (3760, 11207), (5264, 8005), (6404, 6580)]