20163202590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1\times {\mathrm{449}}^1$

素因数の和:1042

約数の個数: 128

約数和(自身を含む): 50637312000

約数和(自身を除く): 30474109410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 109, 155, 186, 218, 310, 327, 443, 449, 465, 545, 654, 886, 898, 930, 1090, 1329, 1347, 1635, 2215, 2245, 2658, 2694, 3270, 3379, 4430, 4490, 6645, 6735, 6758, 10137, 13290, 13470, 13733, 13919, 16895, 20274, 27466, 27838, 33790, 41199, 41757, 48287, 48941, 50685, 68665, 69595, 82398, 83514, 96574, 97882, 101370, 137330, 139190, 144861, 146823, 198907, 205995, 208785, 241435, 244705, 289722, 293646, 397814, 411990, 417570, 482870, 489410, 596721, 724305, 734115, 994535, 1193442, 1448610, 1468230, 1496897, 1517171, 1989070, 2983605, 2993794, 3034342, 4490691, 4551513, 5967210, 6166117, 7484485, 7585855, 8981382, 9103026, 12332234, 14968970, 15171710, 18498351, 21680863, 22453455, 22757565, 30830585, 36996702, 43361726, 44906910, 45515130, 61661170, 65042589, 92491755, 108404315, 130085178, 184983510, 216808630, 325212945, 650425890, 672106753, 1344213506, 2016320259, 3360533765, 4032640518, 6721067530, 10081601295, 20163202590]

約数ペア:

[(1, 20163202590), (2, 10081601295), (3, 6721067530), (5, 4032640518), (6, 3360533765), (10, 2016320259), (15, 1344213506), (30, 672106753), (31, 650425890), (62, 325212945), (93, 216808630), (109, 184983510), (155, 130085178), (186, 108404315), (218, 92491755), (310, 65042589), (327, 61661170), (443, 45515130), (449, 44906910), (465, 43361726), (545, 36996702), (654, 30830585), (886, 22757565), (898, 22453455), (930, 21680863), (1090, 18498351), (1329, 15171710), (1347, 14968970), (1635, 12332234), (2215, 9103026), (2245, 8981382), (2658, 7585855), (2694, 7484485), (3270, 6166117), (3379, 5967210), (4430, 4551513), (4490, 4490691), (6645, 3034342), (6735, 2993794), (6758, 2983605), (10137, 1989070), (13290, 1517171), (13470, 1496897), (13733, 1468230), (13919, 1448610), (16895, 1193442), (20274, 994535), (27466, 734115), (27838, 724305), (33790, 596721), (41199, 489410), (41757, 482870), (48287, 417570), (48941, 411990), (50685, 397814), (68665, 293646), (69595, 289722), (82398, 244705), (83514, 241435), (96574, 208785), (97882, 205995), (101370, 198907), (137330, 146823), (139190, 144861)]