77306680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7639}}^1$

素因数の和:7684

約数の個数: 64

約数和(自身を含む): 198028800

約数和(自身を除く): 120722120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 7639, 10120, 15278, 30556, 38195, 61112, 76390, 84029, 152780, 168058, 175697, 305560, 336116, 351394, 420145, 672232, 702788, 840290, 878485, 1405576, 1680580, 1756970, 1932667, 3361160, 3513940, 3865334, 7027880, 7730668, 9663335, 15461336, 19326670, 38653340, 77306680]

約数ペア:

[(1, 77306680), (2, 38653340), (4, 19326670), (5, 15461336), (8, 9663335), (10, 7730668), (11, 7027880), (20, 3865334), (22, 3513940), (23, 3361160), (40, 1932667), (44, 1756970), (46, 1680580), (55, 1405576), (88, 878485), (92, 840290), (110, 702788), (115, 672232), (184, 420145), (220, 351394), (230, 336116), (253, 305560), (440, 175697), (460, 168058), (506, 152780), (920, 84029), (1012, 76390), (1265, 61112), (2024, 38195), (2530, 30556), (5060, 15278), (7639, 10120)]