204740640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10937}}^1$

素因数の和:10971

約数の個数: 144

約数和(自身を含む): 752490648

約数和(自身を除く): 547750008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 10937, 18720, 21874, 32811, 43748, 54685, 65622, 87496, 98433, 109370, 131244, 142181, 164055, 174992, 196866, 218740, 262488, 284362, 328110, 349984, 393732, 426543, 437480, 492165, 524976, 568724, 656220, 710905, 787464, 853086, 874960, 984330, 1049952, 1137448, 1279629, 1312440, 1421810, 1574928, 1706172, 1749920, 1968660, 2132715, 2274896, 2559258, 2624880, 2843620, 3149856, 3412344, 3937320, 4265430, 4549792, 5118516, 5249760, 5687240, 6398145, 6824688, 7874640, 8530860, 10237032, 11374480, 12796290, 13649376, 15749280, 17061720, 20474064, 22748960, 25592580, 34123440, 40948128, 51185160, 68246880, 102370320, 204740640]

約数ペア:

[(1, 204740640), (2, 102370320), (3, 68246880), (4, 51185160), (5, 40948128), (6, 34123440), (8, 25592580), (9, 22748960), (10, 20474064), (12, 17061720), (13, 15749280), (15, 13649376), (16, 12796290), (18, 11374480), (20, 10237032), (24, 8530860), (26, 7874640), (30, 6824688), (32, 6398145), (36, 5687240), (39, 5249760), (40, 5118516), (45, 4549792), (48, 4265430), (52, 3937320), (60, 3412344), (65, 3149856), (72, 2843620), (78, 2624880), (80, 2559258), (90, 2274896), (96, 2132715), (104, 1968660), (117, 1749920), (120, 1706172), (130, 1574928), (144, 1421810), (156, 1312440), (160, 1279629), (180, 1137448), (195, 1049952), (208, 984330), (234, 874960), (240, 853086), (260, 787464), (288, 710905), (312, 656220), (360, 568724), (390, 524976), (416, 492165), (468, 437480), (480, 426543), (520, 393732), (585, 349984), (624, 328110), (720, 284362), (780, 262488), (936, 218740), (1040, 196866), (1170, 174992), (1248, 164055), (1440, 142181), (1560, 131244), (1872, 109370), (2080, 98433), (2340, 87496), (3120, 65622), (3744, 54685), (4680, 43748), (6240, 32811), (9360, 21874), (10937, 18720)]