20164678920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{2333}}^1$

素因数の和:2557

約数の個数: 256

約数和(自身を含む): 68966899200

約数和(自身を除く): 48802220280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 151, 159, 180, 212, 216, 265, 270, 302, 318, 360, 424, 453, 477, 530, 540, 604, 636, 755, 795, 906, 954, 1060, 1080, 1208, 1272, 1359, 1431, 1510, 1590, 1812, 1908, 2120, 2265, 2333, 2385, 2718, 2862, 3020, 3180, 3624, 3816, 4077, 4530, 4666, 4770, 5436, 5724, 6040, 6360, 6795, 6999, 7155, 8003, 8154, 9060, 9332, 9540, 10872, 11448, 11665, 13590, 13998, 14310, 16006, 16308, 18120, 18664, 19080, 20385, 20997, 23330, 24009, 27180, 27996, 28620, 32012, 32616, 34995, 40015, 40770, 41994, 46660, 48018, 54360, 55992, 57240, 62991, 64024, 69990, 72027, 80030, 81540, 83988, 93320, 96036, 104985, 120045, 123649, 125982, 139980, 144054, 160060, 163080, 167976, 192072, 209970, 216081, 240090, 247298, 251964, 279960, 288108, 314955, 320120, 352283, 360135, 370947, 419940, 432162, 480180, 494596, 503928, 576216, 618245, 629910, 704566, 720270, 741894, 839880, 864324, 960360, 989192, 1056849, 1080405, 1112841, 1236490, 1259820, 1409132, 1440540, 1483788, 1728648, 1761415, 1854735, 2113698, 2160810, 2225682, 2472980, 2519640, 2818264, 2881080, 2967576, 3170547, 3338523, 3522830, 3709470, 4227396, 4321620, 4451364, 4945960, 5284245, 5564205, 6341094, 6677046, 7045660, 7418940, 8454792, 8643240, 8902728, 9511641, 10568490, 11128410, 12682188, 13354092, 14091320, 14837880, 15852735, 16692615, 18670999, 19023282, 21136980, 22256820, 25364376, 26708184, 31705470, 33385230, 37341998, 38046564, 42273960, 44513640, 47558205, 56012997, 63410940, 66770460, 74683996, 76093128, 93354995, 95116410, 112025994, 126821880, 133540920, 149367992, 168038991, 186709990, 190232820, 224051988, 280064985, 336077982, 373419980, 380465640, 448103976, 504116973, 560129970, 672155964, 746839960, 840194955, 1008233946, 1120259940, 1344311928, 1680389910, 2016467892, 2240519880, 2520584865, 3360779820, 4032935784, 5041169730, 6721559640, 10082339460, 20164678920]

約数ペア:

[(1, 20164678920), (2, 10082339460), (3, 6721559640), (4, 5041169730), (5, 4032935784), (6, 3360779820), (8, 2520584865), (9, 2240519880), (10, 2016467892), (12, 1680389910), (15, 1344311928), (18, 1120259940), (20, 1008233946), (24, 840194955), (27, 746839960), (30, 672155964), (36, 560129970), (40, 504116973), (45, 448103976), (53, 380465640), (54, 373419980), (60, 336077982), (72, 280064985), (90, 224051988), (106, 190232820), (108, 186709990), (120, 168038991), (135, 149367992), (151, 133540920), (159, 126821880), (180, 112025994), (212, 95116410), (216, 93354995), (265, 76093128), (270, 74683996), (302, 66770460), (318, 63410940), (360, 56012997), (424, 47558205), (453, 44513640), (477, 42273960), (530, 38046564), (540, 37341998), (604, 33385230), (636, 31705470), (755, 26708184), (795, 25364376), (906, 22256820), (954, 21136980), (1060, 19023282), (1080, 18670999), (1208, 16692615), (1272, 15852735), (1359, 14837880), (1431, 14091320), (1510, 13354092), (1590, 12682188), (1812, 11128410), (1908, 10568490), (2120, 9511641), (2265, 8902728), (2333, 8643240), (2385, 8454792), (2718, 7418940), (2862, 7045660), (3020, 6677046), (3180, 6341094), (3624, 5564205), (3816, 5284245), (4077, 4945960), (4530, 4451364), (4666, 4321620), (4770, 4227396), (5436, 3709470), (5724, 3522830), (6040, 3338523), (6360, 3170547), (6795, 2967576), (6999, 2881080), (7155, 2818264), (8003, 2519640), (8154, 2472980), (9060, 2225682), (9332, 2160810), (9540, 2113698), (10872, 1854735), (11448, 1761415), (11665, 1728648), (13590, 1483788), (13998, 1440540), (14310, 1409132), (16006, 1259820), (16308, 1236490), (18120, 1112841), (18664, 1080405), (19080, 1056849), (20385, 989192), (20997, 960360), (23330, 864324), (24009, 839880), (27180, 741894), (27996, 720270), (28620, 704566), (32012, 629910), (32616, 618245), (34995, 576216), (40015, 503928), (40770, 494596), (41994, 480180), (46660, 432162), (48018, 419940), (54360, 370947), (55992, 360135), (57240, 352283), (62991, 320120), (64024, 314955), (69990, 288108), (72027, 279960), (80030, 251964), (81540, 247298), (83988, 240090), (93320, 216081), (96036, 209970), (104985, 192072), (120045, 167976), (123649, 163080), (125982, 160060), (139980, 144054)]