261015040

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 320

約数和(自身を含む): 791949312

約数和(自身を除く): 530934272

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 26, 31, 32, 40, 44, 46, 52, 55, 62, 64, 65, 80, 88, 92, 104, 110, 115, 124, 128, 130, 143, 155, 160, 176, 184, 208, 220, 230, 248, 253, 256, 260, 286, 299, 310, 320, 341, 352, 368, 403, 416, 440, 460, 496, 506, 512, 520, 572, 598, 620, 640, 682, 704, 713, 715, 736, 806, 832, 880, 920, 992, 1012, 1040, 1144, 1196, 1240, 1265, 1280, 1364, 1408, 1426, 1430, 1472, 1495, 1612, 1664, 1705, 1760, 1840, 1984, 2015, 2024, 2080, 2288, 2392, 2480, 2530, 2560, 2728, 2816, 2852, 2860, 2944, 2990, 3224, 3289, 3328, 3410, 3520, 3565, 3680, 3968, 4030, 4048, 4160, 4433, 4576, 4784, 4960, 5060, 5456, 5632, 5704, 5720, 5888, 5980, 6448, 6578, 6656, 6820, 7040, 7130, 7360, 7843, 7936, 8060, 8096, 8320, 8866, 9152, 9269, 9568, 9920, 10120, 10912, 11408, 11440, 11776, 11960, 12896, 13156, 13640, 14080, 14260, 14720, 15686, 15872, 16120, 16192, 16445, 16640, 17732, 18304, 18538, 19136, 19840, 20240, 21824, 22165, 22816, 22880, 23920, 25792, 26312, 27280, 28160, 28520, 29440, 31372, 32240, 32384, 32890, 33280, 35464, 36608, 37076, 38272, 39215, 39680, 40480, 43648, 44330, 45632, 45760, 46345, 47840, 51584, 52624, 54560, 57040, 58880, 62744, 64480, 64768, 65780, 70928, 73216, 74152, 76544, 78430, 79360, 80960, 87296, 88660, 91264, 91520, 92690, 95680, 101959, 103168, 105248, 109120, 114080, 125488, 128960, 129536, 131560, 141856, 148304, 153088, 156860, 161920, 174592, 177320, 182528, 183040, 185380, 191360, 203918, 206336, 210496, 218240, 228160, 250976, 257920, 263120, 283712, 296608, 313720, 323840, 354640, 365056, 366080, 370760, 382720, 407836, 420992, 436480, 456320, 501952, 509795, 515840, 526240, 567424, 593216, 627440, 647680, 709280, 741520, 765440, 815672, 841984, 872960, 912640, 1003904, 1019590, 1031680, 1052480, 1134848, 1186432, 1254880, 1418560, 1483040, 1631344, 1683968, 1825280, 2007808, 2039180, 2104960, 2269696, 2372864, 2509760, 2837120, 2966080, 3262688, 4015616, 4078360, 4209920, 4745728, 5019520, 5674240, 5932160, 6525376, 8156720, 8419840, 10039040, 11348480, 11864320, 13050752, 16313440, 20078080, 23728640, 26101504, 32626880, 52203008, 65253760, 130507520, 261015040]

約数ペア:

[(1, 261015040), (2, 130507520), (4, 65253760), (5, 52203008), (8, 32626880), (10, 26101504), (11, 23728640), (13, 20078080), (16, 16313440), (20, 13050752), (22, 11864320), (23, 11348480), (26, 10039040), (31, 8419840), (32, 8156720), (40, 6525376), (44, 5932160), (46, 5674240), (52, 5019520), (55, 4745728), (62, 4209920), (64, 4078360), (65, 4015616), (80, 3262688), (88, 2966080), (92, 2837120), (104, 2509760), (110, 2372864), (115, 2269696), (124, 2104960), (128, 2039180), (130, 2007808), (143, 1825280), (155, 1683968), (160, 1631344), (176, 1483040), (184, 1418560), (208, 1254880), (220, 1186432), (230, 1134848), (248, 1052480), (253, 1031680), (256, 1019590), (260, 1003904), (286, 912640), (299, 872960), (310, 841984), (320, 815672), (341, 765440), (352, 741520), (368, 709280), (403, 647680), (416, 627440), (440, 593216), (460, 567424), (496, 526240), (506, 515840), (512, 509795), (520, 501952), (572, 456320), (598, 436480), (620, 420992), (640, 407836), (682, 382720), (704, 370760), (713, 366080), (715, 365056), (736, 354640), (806, 323840), (832, 313720), (880, 296608), (920, 283712), (992, 263120), (1012, 257920), (1040, 250976), (1144, 228160), (1196, 218240), (1240, 210496), (1265, 206336), (1280, 203918), (1364, 191360), (1408, 185380), (1426, 183040), (1430, 182528), (1472, 177320), (1495, 174592), (1612, 161920), (1664, 156860), (1705, 153088), (1760, 148304), (1840, 141856), (1984, 131560), (2015, 129536), (2024, 128960), (2080, 125488), (2288, 114080), (2392, 109120), (2480, 105248), (2530, 103168), (2560, 101959), (2728, 95680), (2816, 92690), (2852, 91520), (2860, 91264), (2944, 88660), (2990, 87296), (3224, 80960), (3289, 79360), (3328, 78430), (3410, 76544), (3520, 74152), (3565, 73216), (3680, 70928), (3968, 65780), (4030, 64768), (4048, 64480), (4160, 62744), (4433, 58880), (4576, 57040), (4784, 54560), (4960, 52624), (5060, 51584), (5456, 47840), (5632, 46345), (5704, 45760), (5720, 45632), (5888, 44330), (5980, 43648), (6448, 40480), (6578, 39680), (6656, 39215), (6820, 38272), (7040, 37076), (7130, 36608), (7360, 35464), (7843, 33280), (7936, 32890), (8060, 32384), (8096, 32240), (8320, 31372), (8866, 29440), (9152, 28520), (9269, 28160), (9568, 27280), (9920, 26312), (10120, 25792), (10912, 23920), (11408, 22880), (11440, 22816), (11776, 22165), (11960, 21824), (12896, 20240), (13156, 19840), (13640, 19136), (14080, 18538), (14260, 18304), (14720, 17732), (15686, 16640), (15872, 16445), (16120, 16192)]