8439480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 33359040

約数和(自身を除く): 24919560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 197, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 394, 408, 420, 476, 504, 510, 591, 595, 612, 630, 680, 714, 765, 788, 840, 952, 985, 1020, 1071, 1182, 1190, 1224, 1260, 1379, 1428, 1530, 1576, 1773, 1785, 1970, 2040, 2142, 2364, 2380, 2520, 2758, 2856, 2955, 3060, 3349, 3546, 3570, 3940, 4137, 4284, 4728, 4760, 5355, 5516, 5910, 6120, 6698, 6895, 7092, 7140, 7880, 8274, 8568, 8865, 10047, 10710, 11032, 11820, 12411, 13396, 13790, 14184, 14280, 16548, 16745, 17730, 20094, 20685, 21420, 23443, 23640, 24822, 26792, 27580, 30141, 33096, 33490, 35460, 40188, 41370, 42840, 46886, 49644, 50235, 55160, 60282, 62055, 66980, 70329, 70920, 80376, 82740, 93772, 99288, 100470, 117215, 120564, 124110, 133960, 140658, 150705, 165480, 187544, 200940, 210987, 234430, 241128, 248220, 281316, 301410, 351645, 401880, 421974, 468860, 496440, 562632, 602820, 703290, 843948, 937720, 1054935, 1205640, 1406580, 1687896, 2109870, 2813160, 4219740, 8439480]

約数ペア:

[(1, 8439480), (2, 4219740), (3, 2813160), (4, 2109870), (5, 1687896), (6, 1406580), (7, 1205640), (8, 1054935), (9, 937720), (10, 843948), (12, 703290), (14, 602820), (15, 562632), (17, 496440), (18, 468860), (20, 421974), (21, 401880), (24, 351645), (28, 301410), (30, 281316), (34, 248220), (35, 241128), (36, 234430), (40, 210987), (42, 200940), (45, 187544), (51, 165480), (56, 150705), (60, 140658), (63, 133960), (68, 124110), (70, 120564), (72, 117215), (84, 100470), (85, 99288), (90, 93772), (102, 82740), (105, 80376), (119, 70920), (120, 70329), (126, 66980), (136, 62055), (140, 60282), (153, 55160), (168, 50235), (170, 49644), (180, 46886), (197, 42840), (204, 41370), (210, 40188), (238, 35460), (252, 33490), (255, 33096), (280, 30141), (306, 27580), (315, 26792), (340, 24822), (357, 23640), (360, 23443), (394, 21420), (408, 20685), (420, 20094), (476, 17730), (504, 16745), (510, 16548), (591, 14280), (595, 14184), (612, 13790), (630, 13396), (680, 12411), (714, 11820), (765, 11032), (788, 10710), (840, 10047), (952, 8865), (985, 8568), (1020, 8274), (1071, 7880), (1182, 7140), (1190, 7092), (1224, 6895), (1260, 6698), (1379, 6120), (1428, 5910), (1530, 5516), (1576, 5355), (1773, 4760), (1785, 4728), (1970, 4284), (2040, 4137), (2142, 3940), (2364, 3570), (2380, 3546), (2520, 3349), (2758, 3060), (2856, 2955)]