78381160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 211196160

約数和(自身を除く): 132815000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 71, 88, 104, 110, 130, 142, 143, 193, 220, 260, 284, 286, 355, 386, 440, 520, 568, 572, 710, 715, 772, 781, 923, 965, 1144, 1420, 1430, 1544, 1562, 1846, 1930, 2123, 2509, 2840, 2860, 3124, 3692, 3860, 3905, 4246, 4615, 5018, 5720, 6248, 7384, 7720, 7810, 8492, 9230, 10036, 10153, 10615, 12545, 13703, 15620, 16984, 18460, 20072, 20306, 21230, 25090, 27406, 27599, 31240, 36920, 40612, 42460, 50180, 50765, 54812, 55198, 68515, 81224, 84920, 100360, 101530, 109624, 110396, 137030, 137995, 150733, 178139, 203060, 220792, 274060, 275990, 301466, 356278, 406120, 548120, 551980, 602932, 712556, 753665, 890695, 1103960, 1205864, 1425112, 1507330, 1781390, 1959529, 3014660, 3562780, 3919058, 6029320, 7125560, 7838116, 9797645, 15676232, 19595290, 39190580, 78381160]

約数ペア:

[(1, 78381160), (2, 39190580), (4, 19595290), (5, 15676232), (8, 9797645), (10, 7838116), (11, 7125560), (13, 6029320), (20, 3919058), (22, 3562780), (26, 3014660), (40, 1959529), (44, 1781390), (52, 1507330), (55, 1425112), (65, 1205864), (71, 1103960), (88, 890695), (104, 753665), (110, 712556), (130, 602932), (142, 551980), (143, 548120), (193, 406120), (220, 356278), (260, 301466), (284, 275990), (286, 274060), (355, 220792), (386, 203060), (440, 178139), (520, 150733), (568, 137995), (572, 137030), (710, 110396), (715, 109624), (772, 101530), (781, 100360), (923, 84920), (965, 81224), (1144, 68515), (1420, 55198), (1430, 54812), (1544, 50765), (1562, 50180), (1846, 42460), (1930, 40612), (2123, 36920), (2509, 31240), (2840, 27599), (2860, 27406), (3124, 25090), (3692, 21230), (3860, 20306), (3905, 20072), (4246, 18460), (4615, 16984), (5018, 15620), (5720, 13703), (6248, 12545), (7384, 10615), (7720, 10153), (7810, 10036), (8492, 9230)]