72091880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3527}}^1$

素因数の和:3618

約数の個数: 64

約数和(自身を含む): 187971840

約数和(自身を除く): 115879960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 3527, 4088, 5110, 7054, 10220, 14108, 17635, 20440, 24689, 28216, 35270, 49378, 70540, 98756, 123445, 141080, 197512, 246890, 257471, 493780, 514942, 987560, 1029884, 1287355, 1802297, 2059768, 2574710, 3604594, 5149420, 7209188, 9011485, 10298840, 14418376, 18022970, 36045940, 72091880]

約数ペア:

[(1, 72091880), (2, 36045940), (4, 18022970), (5, 14418376), (7, 10298840), (8, 9011485), (10, 7209188), (14, 5149420), (20, 3604594), (28, 2574710), (35, 2059768), (40, 1802297), (56, 1287355), (70, 1029884), (73, 987560), (140, 514942), (146, 493780), (280, 257471), (292, 246890), (365, 197512), (511, 141080), (584, 123445), (730, 98756), (1022, 70540), (1460, 49378), (2044, 35270), (2555, 28216), (2920, 24689), (3527, 20440), (4088, 17635), (5110, 14108), (7054, 10220)]