31586940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 288

約数和(自身を含む): 124540416

約数和(自身を除く): 92953476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 43, 44, 45, 53, 55, 60, 63, 66, 70, 77, 84, 86, 90, 99, 105, 106, 110, 126, 129, 132, 140, 154, 159, 165, 172, 180, 198, 210, 212, 215, 220, 231, 252, 258, 265, 301, 308, 315, 318, 330, 371, 385, 387, 396, 420, 430, 462, 473, 477, 495, 516, 530, 583, 602, 630, 636, 645, 660, 693, 742, 770, 774, 795, 860, 903, 924, 946, 954, 990, 1060, 1113, 1155, 1166, 1204, 1260, 1290, 1386, 1419, 1484, 1505, 1540, 1548, 1590, 1749, 1806, 1855, 1892, 1908, 1935, 1980, 2226, 2279, 2310, 2332, 2365, 2385, 2580, 2709, 2772, 2838, 2915, 3010, 3180, 3311, 3339, 3465, 3498, 3612, 3710, 3870, 4081, 4257, 4452, 4515, 4558, 4620, 4730, 4770, 5247, 5418, 5565, 5676, 5830, 6020, 6622, 6678, 6837, 6930, 6996, 7095, 7420, 7740, 8162, 8514, 8745, 9030, 9116, 9460, 9540, 9933, 10494, 10836, 11130, 11395, 11660, 12243, 13244, 13356, 13545, 13674, 13860, 14190, 15953, 16324, 16555, 16695, 17028, 17490, 18060, 19866, 20405, 20511, 20988, 21285, 22260, 22790, 24486, 25069, 26235, 27090, 27348, 28380, 29799, 31906, 33110, 33390, 34185, 34980, 36729, 39732, 40810, 41022, 42570, 45580, 47859, 48972, 49665, 50138, 52470, 54180, 59598, 61215, 63812, 66220, 66780, 68370, 73458, 75207, 79765, 81620, 82044, 85140, 95718, 99330, 100276, 102555, 104940, 119196, 122430, 125345, 136740, 143577, 146916, 148995, 150414, 159530, 175483, 183645, 191436, 198660, 205110, 225621, 239295, 244860, 250690, 287154, 297990, 300828, 319060, 350966, 367290, 376035, 410220, 451242, 478590, 501380, 526449, 574308, 595980, 701932, 717885, 734580, 752070, 877415, 902484, 957180, 1052898, 1128105, 1435770, 1504140, 1579347, 1754830, 2105796, 2256210, 2632245, 2871540, 3158694, 3509660, 4512420, 5264490, 6317388, 7896735, 10528980, 15793470, 31586940]

約数ペア:

[(1, 31586940), (2, 15793470), (3, 10528980), (4, 7896735), (5, 6317388), (6, 5264490), (7, 4512420), (9, 3509660), (10, 3158694), (11, 2871540), (12, 2632245), (14, 2256210), (15, 2105796), (18, 1754830), (20, 1579347), (21, 1504140), (22, 1435770), (28, 1128105), (30, 1052898), (33, 957180), (35, 902484), (36, 877415), (42, 752070), (43, 734580), (44, 717885), (45, 701932), (53, 595980), (55, 574308), (60, 526449), (63, 501380), (66, 478590), (70, 451242), (77, 410220), (84, 376035), (86, 367290), (90, 350966), (99, 319060), (105, 300828), (106, 297990), (110, 287154), (126, 250690), (129, 244860), (132, 239295), (140, 225621), (154, 205110), (159, 198660), (165, 191436), (172, 183645), (180, 175483), (198, 159530), (210, 150414), (212, 148995), (215, 146916), (220, 143577), (231, 136740), (252, 125345), (258, 122430), (265, 119196), (301, 104940), (308, 102555), (315, 100276), (318, 99330), (330, 95718), (371, 85140), (385, 82044), (387, 81620), (396, 79765), (420, 75207), (430, 73458), (462, 68370), (473, 66780), (477, 66220), (495, 63812), (516, 61215), (530, 59598), (583, 54180), (602, 52470), (630, 50138), (636, 49665), (645, 48972), (660, 47859), (693, 45580), (742, 42570), (770, 41022), (774, 40810), (795, 39732), (860, 36729), (903, 34980), (924, 34185), (946, 33390), (954, 33110), (990, 31906), (1060, 29799), (1113, 28380), (1155, 27348), (1166, 27090), (1204, 26235), (1260, 25069), (1290, 24486), (1386, 22790), (1419, 22260), (1484, 21285), (1505, 20988), (1540, 20511), (1548, 20405), (1590, 19866), (1749, 18060), (1806, 17490), (1855, 17028), (1892, 16695), (1908, 16555), (1935, 16324), (1980, 15953), (2226, 14190), (2279, 13860), (2310, 13674), (2332, 13545), (2365, 13356), (2385, 13244), (2580, 12243), (2709, 11660), (2772, 11395), (2838, 11130), (2915, 10836), (3010, 10494), (3180, 9933), (3311, 9540), (3339, 9460), (3465, 9116), (3498, 9030), (3612, 8745), (3710, 8514), (3870, 8162), (4081, 7740), (4257, 7420), (4452, 7095), (4515, 6996), (4558, 6930), (4620, 6837), (4730, 6678), (4770, 6622), (5247, 6020), (5418, 5830), (5565, 5676)]