642334344

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{7499}}^1$

素因数の和:7634

約数の個数: 64

約数和(自身を含む): 1663200000

約数和(自身を除く): 1020865656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 83, 86, 129, 166, 172, 249, 258, 332, 344, 498, 516, 664, 996, 1032, 1992, 3569, 7138, 7499, 10707, 14276, 14998, 21414, 22497, 28552, 29996, 42828, 44994, 59992, 85656, 89988, 179976, 322457, 622417, 644914, 967371, 1244834, 1289828, 1867251, 1934742, 2489668, 2579656, 3734502, 3869484, 4979336, 7469004, 7738968, 14938008, 26763931, 53527862, 80291793, 107055724, 160583586, 214111448, 321167172, 642334344]

約数ペア:

[(1, 642334344), (2, 321167172), (3, 214111448), (4, 160583586), (6, 107055724), (8, 80291793), (12, 53527862), (24, 26763931), (43, 14938008), (83, 7738968), (86, 7469004), (129, 4979336), (166, 3869484), (172, 3734502), (249, 2579656), (258, 2489668), (332, 1934742), (344, 1867251), (498, 1289828), (516, 1244834), (664, 967371), (996, 644914), (1032, 622417), (1992, 322457), (3569, 179976), (7138, 89988), (7499, 85656), (10707, 59992), (14276, 44994), (14998, 42828), (21414, 29996), (22497, 28552)]