261370080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:314

約数の個数: 288

約数和(自身を含む): 965895840

約数和(自身を除く): 704525760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 41, 45, 48, 57, 60, 72, 76, 80, 82, 90, 95, 96, 114, 120, 123, 144, 152, 160, 164, 171, 180, 190, 205, 228, 233, 240, 246, 285, 288, 304, 328, 342, 360, 369, 380, 410, 456, 466, 480, 492, 570, 608, 615, 656, 684, 699, 720, 738, 760, 779, 820, 855, 912, 932, 984, 1140, 1165, 1230, 1312, 1368, 1398, 1440, 1476, 1520, 1558, 1640, 1710, 1824, 1845, 1864, 1968, 2097, 2280, 2330, 2337, 2460, 2736, 2796, 2952, 3040, 3116, 3280, 3420, 3495, 3690, 3728, 3895, 3936, 4194, 4427, 4560, 4660, 4674, 4920, 5472, 5592, 5904, 6232, 6560, 6840, 6990, 7011, 7380, 7456, 7790, 8388, 8854, 9120, 9320, 9348, 9553, 9840, 10485, 11184, 11685, 11808, 12464, 13281, 13680, 13980, 14022, 14760, 15580, 16776, 17708, 18640, 18696, 19106, 19680, 20970, 22135, 22368, 23370, 24928, 26562, 27360, 27960, 28044, 28659, 29520, 31160, 33552, 35055, 35416, 37280, 37392, 38212, 39843, 41940, 44270, 46740, 47765, 53124, 55920, 56088, 57318, 59040, 62320, 66405, 67104, 70110, 70832, 74784, 76424, 79686, 83880, 85977, 88540, 93480, 95530, 106248, 111840, 112176, 114636, 124640, 132810, 140220, 141664, 143295, 152848, 159372, 167760, 171954, 177080, 181507, 186960, 191060, 199215, 212496, 224352, 229272, 265620, 280440, 286590, 305696, 318744, 335520, 343908, 354160, 363014, 373920, 382120, 398430, 424992, 429885, 458544, 531240, 544521, 560880, 573180, 637488, 687816, 708320, 726028, 764240, 796860, 859770, 907535, 917088, 1062480, 1089042, 1121760, 1146360, 1274976, 1375632, 1452056, 1528480, 1593720, 1633563, 1719540, 1815070, 2124960, 2178084, 2292720, 2722605, 2751264, 2904112, 3187440, 3267126, 3439080, 3630140, 4356168, 4585440, 5445210, 5808224, 6374880, 6534252, 6878160, 7260280, 8167815, 8712336, 10890420, 13068504, 13756320, 14520560, 16335630, 17424672, 21780840, 26137008, 29041120, 32671260, 43561680, 52274016, 65342520, 87123360, 130685040, 261370080]

約数ペア:

[(1, 261370080), (2, 130685040), (3, 87123360), (4, 65342520), (5, 52274016), (6, 43561680), (8, 32671260), (9, 29041120), (10, 26137008), (12, 21780840), (15, 17424672), (16, 16335630), (18, 14520560), (19, 13756320), (20, 13068504), (24, 10890420), (30, 8712336), (32, 8167815), (36, 7260280), (38, 6878160), (40, 6534252), (41, 6374880), (45, 5808224), (48, 5445210), (57, 4585440), (60, 4356168), (72, 3630140), (76, 3439080), (80, 3267126), (82, 3187440), (90, 2904112), (95, 2751264), (96, 2722605), (114, 2292720), (120, 2178084), (123, 2124960), (144, 1815070), (152, 1719540), (160, 1633563), (164, 1593720), (171, 1528480), (180, 1452056), (190, 1375632), (205, 1274976), (228, 1146360), (233, 1121760), (240, 1089042), (246, 1062480), (285, 917088), (288, 907535), (304, 859770), (328, 796860), (342, 764240), (360, 726028), (369, 708320), (380, 687816), (410, 637488), (456, 573180), (466, 560880), (480, 544521), (492, 531240), (570, 458544), (608, 429885), (615, 424992), (656, 398430), (684, 382120), (699, 373920), (720, 363014), (738, 354160), (760, 343908), (779, 335520), (820, 318744), (855, 305696), (912, 286590), (932, 280440), (984, 265620), (1140, 229272), (1165, 224352), (1230, 212496), (1312, 199215), (1368, 191060), (1398, 186960), (1440, 181507), (1476, 177080), (1520, 171954), (1558, 167760), (1640, 159372), (1710, 152848), (1824, 143295), (1845, 141664), (1864, 140220), (1968, 132810), (2097, 124640), (2280, 114636), (2330, 112176), (2337, 111840), (2460, 106248), (2736, 95530), (2796, 93480), (2952, 88540), (3040, 85977), (3116, 83880), (3280, 79686), (3420, 76424), (3495, 74784), (3690, 70832), (3728, 70110), (3895, 67104), (3936, 66405), (4194, 62320), (4427, 59040), (4560, 57318), (4660, 56088), (4674, 55920), (4920, 53124), (5472, 47765), (5592, 46740), (5904, 44270), (6232, 41940), (6560, 39843), (6840, 38212), (6990, 37392), (7011, 37280), (7380, 35416), (7456, 35055), (7790, 33552), (8388, 31160), (8854, 29520), (9120, 28659), (9320, 28044), (9348, 27960), (9553, 27360), (9840, 26562), (10485, 24928), (11184, 23370), (11685, 22368), (11808, 22135), (12464, 20970), (13281, 19680), (13680, 19106), (13980, 18696), (14022, 18640), (14760, 17708), (15580, 16776)]