278413920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 288

約数和(自身を含む): 1008352800

約数和(自身を除く): 729938880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 59, 60, 72, 80, 87, 90, 96, 113, 116, 118, 120, 144, 145, 160, 174, 177, 180, 226, 232, 236, 240, 261, 288, 290, 295, 339, 348, 354, 360, 435, 452, 464, 472, 480, 522, 531, 565, 580, 590, 678, 696, 708, 720, 870, 885, 904, 928, 944, 1017, 1044, 1062, 1130, 1160, 1180, 1305, 1356, 1392, 1416, 1440, 1695, 1711, 1740, 1770, 1808, 1888, 2034, 2088, 2124, 2260, 2320, 2360, 2610, 2655, 2712, 2784, 2832, 3277, 3390, 3422, 3480, 3540, 3616, 4068, 4176, 4248, 4520, 4640, 4720, 5085, 5133, 5220, 5310, 5424, 5664, 6554, 6667, 6780, 6844, 6960, 7080, 8136, 8352, 8496, 8555, 9040, 9440, 9831, 10170, 10266, 10440, 10620, 10848, 13108, 13334, 13560, 13688, 13920, 14160, 15399, 16272, 16385, 16992, 17110, 18080, 19662, 20001, 20340, 20532, 20880, 21240, 25665, 26216, 26668, 27120, 27376, 28320, 29493, 30798, 32544, 32770, 33335, 34220, 39324, 40002, 40680, 41064, 41760, 42480, 49155, 51330, 52432, 53336, 54240, 54752, 58986, 60003, 61596, 65540, 66670, 68440, 76995, 78648, 80004, 81360, 82128, 84960, 98310, 100005, 102660, 104864, 106672, 117972, 120006, 123192, 131080, 133340, 136880, 147465, 153990, 157296, 160008, 162720, 164256, 193343, 196620, 200010, 205320, 213344, 235944, 240012, 246384, 262160, 266680, 273760, 294930, 300015, 307980, 314592, 320016, 386686, 393240, 400020, 410640, 471888, 480024, 492768, 524320, 533360, 580029, 589860, 600030, 615960, 640032, 773372, 786480, 800040, 821280, 943776, 960048, 966715, 1066720, 1160058, 1179720, 1200060, 1231920, 1546744, 1572960, 1600080, 1740087, 1920096, 1933430, 2320116, 2359440, 2400120, 2463840, 2900145, 3093488, 3200160, 3480174, 3866860, 4640232, 4718880, 4800240, 5800290, 6186976, 6960348, 7733720, 8700435, 9280464, 9600480, 11600580, 13920696, 15467440, 17400870, 18560928, 23201160, 27841392, 30934880, 34801740, 46402320, 55682784, 69603480, 92804640, 139206960, 278413920]

約数ペア:

[(1, 278413920), (2, 139206960), (3, 92804640), (4, 69603480), (5, 55682784), (6, 46402320), (8, 34801740), (9, 30934880), (10, 27841392), (12, 23201160), (15, 18560928), (16, 17400870), (18, 15467440), (20, 13920696), (24, 11600580), (29, 9600480), (30, 9280464), (32, 8700435), (36, 7733720), (40, 6960348), (45, 6186976), (48, 5800290), (58, 4800240), (59, 4718880), (60, 4640232), (72, 3866860), (80, 3480174), (87, 3200160), (90, 3093488), (96, 2900145), (113, 2463840), (116, 2400120), (118, 2359440), (120, 2320116), (144, 1933430), (145, 1920096), (160, 1740087), (174, 1600080), (177, 1572960), (180, 1546744), (226, 1231920), (232, 1200060), (236, 1179720), (240, 1160058), (261, 1066720), (288, 966715), (290, 960048), (295, 943776), (339, 821280), (348, 800040), (354, 786480), (360, 773372), (435, 640032), (452, 615960), (464, 600030), (472, 589860), (480, 580029), (522, 533360), (531, 524320), (565, 492768), (580, 480024), (590, 471888), (678, 410640), (696, 400020), (708, 393240), (720, 386686), (870, 320016), (885, 314592), (904, 307980), (928, 300015), (944, 294930), (1017, 273760), (1044, 266680), (1062, 262160), (1130, 246384), (1160, 240012), (1180, 235944), (1305, 213344), (1356, 205320), (1392, 200010), (1416, 196620), (1440, 193343), (1695, 164256), (1711, 162720), (1740, 160008), (1770, 157296), (1808, 153990), (1888, 147465), (2034, 136880), (2088, 133340), (2124, 131080), (2260, 123192), (2320, 120006), (2360, 117972), (2610, 106672), (2655, 104864), (2712, 102660), (2784, 100005), (2832, 98310), (3277, 84960), (3390, 82128), (3422, 81360), (3480, 80004), (3540, 78648), (3616, 76995), (4068, 68440), (4176, 66670), (4248, 65540), (4520, 61596), (4640, 60003), (4720, 58986), (5085, 54752), (5133, 54240), (5220, 53336), (5310, 52432), (5424, 51330), (5664, 49155), (6554, 42480), (6667, 41760), (6780, 41064), (6844, 40680), (6960, 40002), (7080, 39324), (8136, 34220), (8352, 33335), (8496, 32770), (8555, 32544), (9040, 30798), (9440, 29493), (9831, 28320), (10170, 27376), (10266, 27120), (10440, 26668), (10620, 26216), (10848, 25665), (13108, 21240), (13334, 20880), (13560, 20532), (13688, 20340), (13920, 20001), (14160, 19662), (15399, 18080), (16272, 17110), (16385, 16992)]