77817960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:528

約数の個数: 192

約数和(自身を含む): 282934080

約数和(自身を除く): 205116120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 55, 60, 66, 72, 86, 88, 90, 99, 110, 120, 129, 132, 165, 172, 180, 198, 215, 220, 258, 264, 330, 344, 360, 387, 396, 430, 440, 457, 473, 495, 516, 645, 660, 774, 792, 860, 914, 946, 990, 1032, 1290, 1320, 1371, 1419, 1548, 1720, 1828, 1892, 1935, 1980, 2285, 2365, 2580, 2742, 2838, 3096, 3656, 3784, 3870, 3960, 4113, 4257, 4570, 4730, 5027, 5160, 5484, 5676, 6855, 7095, 7740, 8226, 8514, 9140, 9460, 10054, 10968, 11352, 13710, 14190, 15081, 15480, 16452, 17028, 18280, 18920, 19651, 20108, 20565, 21285, 25135, 27420, 28380, 30162, 32904, 34056, 39302, 40216, 41130, 42570, 45243, 50270, 54840, 56760, 58953, 60324, 75405, 78604, 82260, 85140, 90486, 98255, 100540, 117906, 120648, 150810, 157208, 164520, 170280, 176859, 180972, 196510, 201080, 216161, 226215, 235812, 294765, 301620, 353718, 361944, 393020, 432322, 452430, 471624, 589530, 603240, 648483, 707436, 786040, 864644, 884295, 904860, 1080805, 1179060, 1296966, 1414872, 1729288, 1768590, 1809720, 1945449, 2161610, 2358120, 2593932, 3242415, 3537180, 3890898, 4323220, 5187864, 6484830, 7074360, 7781796, 8646440, 9727245, 12969660, 15563592, 19454490, 25939320, 38908980, 77817960]

約数ペア:

[(1, 77817960), (2, 38908980), (3, 25939320), (4, 19454490), (5, 15563592), (6, 12969660), (8, 9727245), (9, 8646440), (10, 7781796), (11, 7074360), (12, 6484830), (15, 5187864), (18, 4323220), (20, 3890898), (22, 3537180), (24, 3242415), (30, 2593932), (33, 2358120), (36, 2161610), (40, 1945449), (43, 1809720), (44, 1768590), (45, 1729288), (55, 1414872), (60, 1296966), (66, 1179060), (72, 1080805), (86, 904860), (88, 884295), (90, 864644), (99, 786040), (110, 707436), (120, 648483), (129, 603240), (132, 589530), (165, 471624), (172, 452430), (180, 432322), (198, 393020), (215, 361944), (220, 353718), (258, 301620), (264, 294765), (330, 235812), (344, 226215), (360, 216161), (387, 201080), (396, 196510), (430, 180972), (440, 176859), (457, 170280), (473, 164520), (495, 157208), (516, 150810), (645, 120648), (660, 117906), (774, 100540), (792, 98255), (860, 90486), (914, 85140), (946, 82260), (990, 78604), (1032, 75405), (1290, 60324), (1320, 58953), (1371, 56760), (1419, 54840), (1548, 50270), (1720, 45243), (1828, 42570), (1892, 41130), (1935, 40216), (1980, 39302), (2285, 34056), (2365, 32904), (2580, 30162), (2742, 28380), (2838, 27420), (3096, 25135), (3656, 21285), (3784, 20565), (3870, 20108), (3960, 19651), (4113, 18920), (4257, 18280), (4570, 17028), (4730, 16452), (5027, 15480), (5160, 15081), (5484, 14190), (5676, 13710), (6855, 11352), (7095, 10968), (7740, 10054), (8226, 9460), (8514, 9140)]