628508880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1050

約数の個数: 240

約数和(自身を含む): 2256284160

約数和(自身を除く): 1627775280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 31, 36, 40, 45, 48, 58, 60, 62, 72, 80, 87, 90, 93, 116, 120, 124, 144, 145, 155, 174, 180, 186, 232, 240, 248, 261, 279, 290, 310, 348, 360, 372, 435, 464, 465, 496, 522, 558, 580, 620, 696, 720, 744, 870, 899, 930, 971, 1044, 1116, 1160, 1240, 1305, 1392, 1395, 1488, 1740, 1798, 1860, 1942, 2088, 2232, 2320, 2480, 2610, 2697, 2790, 2913, 3480, 3596, 3720, 3884, 4176, 4464, 4495, 4855, 5220, 5394, 5580, 5826, 6960, 7192, 7440, 7768, 8091, 8739, 8990, 9710, 10440, 10788, 11160, 11652, 13485, 14384, 14565, 15536, 16182, 17478, 17980, 19420, 20880, 21576, 22320, 23304, 26970, 28159, 29130, 30101, 32364, 34956, 35960, 38840, 40455, 43152, 43695, 46608, 53940, 56318, 58260, 60202, 64728, 69912, 71920, 77680, 80910, 84477, 87390, 90303, 107880, 112636, 116520, 120404, 129456, 139824, 140795, 150505, 161820, 168954, 174780, 180606, 215760, 225272, 233040, 240808, 253431, 270909, 281590, 301010, 323640, 337908, 349560, 361212, 422385, 450544, 451515, 481616, 506862, 541818, 563180, 602020, 647280, 675816, 699120, 722424, 844770, 872929, 903030, 1013724, 1083636, 1126360, 1204040, 1267155, 1351632, 1354545, 1444848, 1689540, 1745858, 1806060, 2027448, 2167272, 2252720, 2408080, 2534310, 2618787, 2709090, 3379080, 3491716, 3612120, 4054896, 4334544, 4364645, 5068620, 5237574, 5418180, 6758160, 6983432, 7224240, 7856361, 8729290, 10137240, 10475148, 10836360, 13093935, 13966864, 15712722, 17458580, 20274480, 20950296, 21672720, 26187870, 31425444, 34917160, 39281805, 41900592, 52375740, 62850888, 69834320, 78563610, 104751480, 125701776, 157127220, 209502960, 314254440, 628508880]

約数ペア:

[(1, 628508880), (2, 314254440), (3, 209502960), (4, 157127220), (5, 125701776), (6, 104751480), (8, 78563610), (9, 69834320), (10, 62850888), (12, 52375740), (15, 41900592), (16, 39281805), (18, 34917160), (20, 31425444), (24, 26187870), (29, 21672720), (30, 20950296), (31, 20274480), (36, 17458580), (40, 15712722), (45, 13966864), (48, 13093935), (58, 10836360), (60, 10475148), (62, 10137240), (72, 8729290), (80, 7856361), (87, 7224240), (90, 6983432), (93, 6758160), (116, 5418180), (120, 5237574), (124, 5068620), (144, 4364645), (145, 4334544), (155, 4054896), (174, 3612120), (180, 3491716), (186, 3379080), (232, 2709090), (240, 2618787), (248, 2534310), (261, 2408080), (279, 2252720), (290, 2167272), (310, 2027448), (348, 1806060), (360, 1745858), (372, 1689540), (435, 1444848), (464, 1354545), (465, 1351632), (496, 1267155), (522, 1204040), (558, 1126360), (580, 1083636), (620, 1013724), (696, 903030), (720, 872929), (744, 844770), (870, 722424), (899, 699120), (930, 675816), (971, 647280), (1044, 602020), (1116, 563180), (1160, 541818), (1240, 506862), (1305, 481616), (1392, 451515), (1395, 450544), (1488, 422385), (1740, 361212), (1798, 349560), (1860, 337908), (1942, 323640), (2088, 301010), (2232, 281590), (2320, 270909), (2480, 253431), (2610, 240808), (2697, 233040), (2790, 225272), (2913, 215760), (3480, 180606), (3596, 174780), (3720, 168954), (3884, 161820), (4176, 150505), (4464, 140795), (4495, 139824), (4855, 129456), (5220, 120404), (5394, 116520), (5580, 112636), (5826, 107880), (6960, 90303), (7192, 87390), (7440, 84477), (7768, 80910), (8091, 77680), (8739, 71920), (8990, 69912), (9710, 64728), (10440, 60202), (10788, 58260), (11160, 56318), (11652, 53940), (13485, 46608), (14384, 43695), (14565, 43152), (15536, 40455), (16182, 38840), (17478, 35960), (17980, 34956), (19420, 32364), (20880, 30101), (21576, 29130), (22320, 28159), (23304, 26970)]