255109680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{1033}}^1$

素因数の和:1073

約数の個数: 240

約数和(自身を含む): 1000084800

約数和(自身を除く): 744975120

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, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 686, 720, 735, 784, 840, 882, 980, 1008, 1029, 1033, 1176, 1260, 1372, 1470, 1680, 1715, 1764, 1960, 2058, 2066, 2205, 2352, 2520, 2744, 2940, 3087, 3099, 3430, 3528, 3920, 4116, 4132, 4410, 5040, 5145, 5165, 5488, 5880, 6174, 6198, 6860, 7056, 7231, 8232, 8264, 8820, 9297, 10290, 10330, 11760, 12348, 12396, 13720, 14462, 15435, 15495, 16464, 16528, 17640, 18594, 20580, 20660, 21693, 24696, 24792, 27440, 28924, 30870, 30990, 35280, 36155, 37188, 41160, 41320, 43386, 46485, 49392, 49584, 50617, 57848, 61740, 61980, 65079, 72310, 74376, 82320, 82640, 86772, 92970, 101234, 108465, 115696, 123480, 123960, 130158, 144620, 148752, 151851, 173544, 185940, 202468, 216930, 246960, 247920, 253085, 260316, 289240, 303702, 325395, 347088, 354319, 371880, 404936, 433860, 455553, 506170, 520632, 578480, 607404, 650790, 708638, 743760, 759255, 809872, 867720, 911106, 1012340, 1041264, 1062957, 1214808, 1301580, 1417276, 1518510, 1735440, 1771595, 1822212, 2024680, 2125914, 2277765, 2429616, 2603160, 2834552, 3037020, 3188871, 3543190, 3644424, 4049360, 4251828, 4555530, 5206320, 5314785, 5669104, 6074040, 6377742, 7086380, 7288848, 8503656, 9111060, 10629570, 12148080, 12755484, 14172760, 15944355, 17007312, 18222120, 21259140, 25510968, 28345520, 31888710, 36444240, 42518280, 51021936, 63777420, 85036560, 127554840, 255109680]

約数ペア:

[(1, 255109680), (2, 127554840), (3, 85036560), (4, 63777420), (5, 51021936), (6, 42518280), (7, 36444240), (8, 31888710), (9, 28345520), (10, 25510968), (12, 21259140), (14, 18222120), (15, 17007312), (16, 15944355), (18, 14172760), (20, 12755484), (21, 12148080), (24, 10629570), (28, 9111060), (30, 8503656), (35, 7288848), (36, 7086380), (40, 6377742), (42, 6074040), (45, 5669104), (48, 5314785), (49, 5206320), (56, 4555530), (60, 4251828), (63, 4049360), (70, 3644424), (72, 3543190), (80, 3188871), (84, 3037020), (90, 2834552), (98, 2603160), (105, 2429616), (112, 2277765), (120, 2125914), (126, 2024680), (140, 1822212), (144, 1771595), (147, 1735440), (168, 1518510), (180, 1417276), (196, 1301580), (210, 1214808), (240, 1062957), (245, 1041264), (252, 1012340), (280, 911106), (294, 867720), (315, 809872), (336, 759255), (343, 743760), (360, 708638), (392, 650790), (420, 607404), (441, 578480), (490, 520632), (504, 506170), (560, 455553), (588, 433860), (630, 404936), (686, 371880), (720, 354319), (735, 347088), (784, 325395), (840, 303702), (882, 289240), (980, 260316), (1008, 253085), (1029, 247920), (1033, 246960), (1176, 216930), (1260, 202468), (1372, 185940), (1470, 173544), (1680, 151851), (1715, 148752), (1764, 144620), (1960, 130158), (2058, 123960), (2066, 123480), (2205, 115696), (2352, 108465), (2520, 101234), (2744, 92970), (2940, 86772), (3087, 82640), (3099, 82320), (3430, 74376), (3528, 72310), (3920, 65079), (4116, 61980), (4132, 61740), (4410, 57848), (5040, 50617), (5145, 49584), (5165, 49392), (5488, 46485), (5880, 43386), (6174, 41320), (6198, 41160), (6860, 37188), (7056, 36155), (7231, 35280), (8232, 30990), (8264, 30870), (8820, 28924), (9297, 27440), (10290, 24792), (10330, 24696), (11760, 21693), (12348, 20660), (12396, 20580), (13720, 18594), (14462, 17640), (15435, 16528), (15495, 16464)]