247912560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{7027}}^1$

素因数の和:7060

約数の個数: 180

約数和(自身を含む): 968641128

約数和(自身を除く): 720728568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7027, 7056, 8820, 11760, 14054, 17640, 21081, 28108, 35135, 35280, 42162, 49189, 56216, 63243, 70270, 84324, 98378, 105405, 112432, 126486, 140540, 147567, 168648, 196756, 210810, 245945, 252972, 281080, 295134, 316215, 337296, 344323, 393512, 421620, 442701, 491890, 505944, 562160, 590268, 632430, 688646, 737835, 787024, 843240, 885402, 983780, 1011888, 1032969, 1180536, 1264860, 1377292, 1475670, 1686480, 1721615, 1770804, 1967560, 2065938, 2213505, 2361072, 2529720, 2754584, 2951340, 3098907, 3443230, 3541608, 3935120, 4131876, 4427010, 5059440, 5164845, 5509168, 5902680, 6197814, 6886460, 7083216, 8263752, 8854020, 10329690, 11805360, 12395628, 13772920, 15494535, 16527504, 17708040, 20659380, 24791256, 27545840, 30989070, 35416080, 41318760, 49582512, 61978140, 82637520, 123956280, 247912560]

約数ペア:

[(1, 247912560), (2, 123956280), (3, 82637520), (4, 61978140), (5, 49582512), (6, 41318760), (7, 35416080), (8, 30989070), (9, 27545840), (10, 24791256), (12, 20659380), (14, 17708040), (15, 16527504), (16, 15494535), (18, 13772920), (20, 12395628), (21, 11805360), (24, 10329690), (28, 8854020), (30, 8263752), (35, 7083216), (36, 6886460), (40, 6197814), (42, 5902680), (45, 5509168), (48, 5164845), (49, 5059440), (56, 4427010), (60, 4131876), (63, 3935120), (70, 3541608), (72, 3443230), (80, 3098907), (84, 2951340), (90, 2754584), (98, 2529720), (105, 2361072), (112, 2213505), (120, 2065938), (126, 1967560), (140, 1770804), (144, 1721615), (147, 1686480), (168, 1475670), (180, 1377292), (196, 1264860), (210, 1180536), (240, 1032969), (245, 1011888), (252, 983780), (280, 885402), (294, 843240), (315, 787024), (336, 737835), (360, 688646), (392, 632430), (420, 590268), (441, 562160), (490, 505944), (504, 491890), (560, 442701), (588, 421620), (630, 393512), (720, 344323), (735, 337296), (784, 316215), (840, 295134), (882, 281080), (980, 252972), (1008, 245945), (1176, 210810), (1260, 196756), (1470, 168648), (1680, 147567), (1764, 140540), (1960, 126486), (2205, 112432), (2352, 105405), (2520, 98378), (2940, 84324), (3528, 70270), (3920, 63243), (4410, 56216), (5040, 49189), (5880, 42162), (7027, 35280), (7056, 35135), (8820, 28108), (11760, 21081), (14054, 17640)]