71923852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 180182016

約数和(自身を除く): 108258164

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 44, 46, 52, 71, 77, 91, 92, 121, 142, 143, 154, 161, 182, 242, 253, 284, 286, 299, 308, 322, 364, 484, 497, 506, 572, 598, 644, 781, 847, 923, 994, 1001, 1012, 1196, 1562, 1573, 1633, 1694, 1771, 1846, 1988, 2002, 2093, 2783, 3124, 3146, 3266, 3289, 3388, 3542, 3692, 4004, 4186, 5467, 5566, 6292, 6461, 6532, 6578, 7084, 8372, 8591, 10153, 10934, 11011, 11132, 11431, 12922, 13156, 17182, 17963, 19481, 20306, 21229, 21868, 22022, 22862, 23023, 25844, 34364, 35926, 36179, 38962, 40612, 42458, 44044, 45724, 46046, 60137, 71071, 71852, 72358, 77924, 84916, 92092, 111683, 120274, 125741, 142142, 144716, 148603, 197593, 223366, 233519, 240548, 251482, 253253, 284284, 297206, 395186, 446732, 467038, 502964, 506506, 594412, 781781, 790372, 934076, 1013012, 1383151, 1563562, 1634633, 2568709, 2766302, 3127124, 3269266, 5137418, 5532604, 6538532, 10274836, 17980963, 35961926, 71923852]

約数ペア:

[(1, 71923852), (2, 35961926), (4, 17980963), (7, 10274836), (11, 6538532), (13, 5532604), (14, 5137418), (22, 3269266), (23, 3127124), (26, 2766302), (28, 2568709), (44, 1634633), (46, 1563562), (52, 1383151), (71, 1013012), (77, 934076), (91, 790372), (92, 781781), (121, 594412), (142, 506506), (143, 502964), (154, 467038), (161, 446732), (182, 395186), (242, 297206), (253, 284284), (284, 253253), (286, 251482), (299, 240548), (308, 233519), (322, 223366), (364, 197593), (484, 148603), (497, 144716), (506, 142142), (572, 125741), (598, 120274), (644, 111683), (781, 92092), (847, 84916), (923, 77924), (994, 72358), (1001, 71852), (1012, 71071), (1196, 60137), (1562, 46046), (1573, 45724), (1633, 44044), (1694, 42458), (1771, 40612), (1846, 38962), (1988, 36179), (2002, 35926), (2093, 34364), (2783, 25844), (3124, 23023), (3146, 22862), (3266, 22022), (3289, 21868), (3388, 21229), (3542, 20306), (3692, 19481), (4004, 17963), (4186, 17182), (5467, 13156), (5566, 12922), (6292, 11431), (6461, 11132), (6532, 11011), (6578, 10934), (7084, 10153), (8372, 8591)]