247763880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2521}}^1$

素因数の和:2561

約数の個数: 256

約数和(自身を含む): 1016870400

約数和(自身を除く): 769106520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2520, 2521, 2730, 2808, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5042, 5460, 6552, 7020, 7560, 7563, 8190, 9828, 10084, 10920, 12285, 12605, 14040, 15126, 16380, 17647, 19656, 20168, 22689, 24570, 25210, 30252, 32760, 32773, 35294, 37815, 45378, 49140, 50420, 52941, 60504, 65546, 68067, 70588, 75630, 88235, 90756, 98280, 98319, 100840, 105882, 113445, 131092, 136134, 141176, 151260, 158823, 163865, 176470, 181512, 196638, 211764, 226890, 229411, 262184, 264705, 272268, 294957, 302520, 317646, 327730, 340335, 352940, 393276, 423528, 453780, 458822, 476469, 491595, 529410, 544536, 589914, 635292, 655460, 680670, 688233, 705880, 786552, 794115, 884871, 907560, 917644, 952938, 983190, 1058820, 1147055, 1179828, 1270584, 1310920, 1361340, 1376466, 1474785, 1588230, 1769742, 1835288, 1905876, 1966380, 2064699, 2117640, 2294110, 2359656, 2382345, 2722680, 2752932, 2949570, 3176460, 3441165, 3539484, 3811752, 3932760, 4129398, 4424355, 4588220, 4764690, 5505864, 5899140, 6194097, 6352920, 6882330, 7078968, 8258796, 8848710, 9176440, 9529380, 10323495, 11798280, 12388194, 13764660, 16517592, 17697420, 19058760, 20646990, 24776388, 27529320, 30970485, 35394840, 41293980, 49552776, 61940970, 82587960, 123881940, 247763880]

約数ペア:

[(1, 247763880), (2, 123881940), (3, 82587960), (4, 61940970), (5, 49552776), (6, 41293980), (7, 35394840), (8, 30970485), (9, 27529320), (10, 24776388), (12, 20646990), (13, 19058760), (14, 17697420), (15, 16517592), (18, 13764660), (20, 12388194), (21, 11798280), (24, 10323495), (26, 9529380), (27, 9176440), (28, 8848710), (30, 8258796), (35, 7078968), (36, 6882330), (39, 6352920), (40, 6194097), (42, 5899140), (45, 5505864), (52, 4764690), (54, 4588220), (56, 4424355), (60, 4129398), (63, 3932760), (65, 3811752), (70, 3539484), (72, 3441165), (78, 3176460), (84, 2949570), (90, 2752932), (91, 2722680), (104, 2382345), (105, 2359656), (108, 2294110), (117, 2117640), (120, 2064699), (126, 1966380), (130, 1905876), (135, 1835288), (140, 1769742), (156, 1588230), (168, 1474785), (180, 1376466), (182, 1361340), (189, 1310920), (195, 1270584), (210, 1179828), (216, 1147055), (234, 1058820), (252, 983190), (260, 952938), (270, 917644), (273, 907560), (280, 884871), (312, 794115), (315, 786552), (351, 705880), (360, 688233), (364, 680670), (378, 655460), (390, 635292), (420, 589914), (455, 544536), (468, 529410), (504, 491595), (520, 476469), (540, 458822), (546, 453780), (585, 423528), (630, 393276), (702, 352940), (728, 340335), (756, 327730), (780, 317646), (819, 302520), (840, 294957), (910, 272268), (936, 264705), (945, 262184), (1080, 229411), (1092, 226890), (1170, 211764), (1260, 196638), (1365, 181512), (1404, 176470), (1512, 163865), (1560, 158823), (1638, 151260), (1755, 141176), (1820, 136134), (1890, 131092), (2184, 113445), (2340, 105882), (2457, 100840), (2520, 98319), (2521, 98280), (2730, 90756), (2808, 88235), (3276, 75630), (3510, 70588), (3640, 68067), (3780, 65546), (4095, 60504), (4680, 52941), (4914, 50420), (5042, 49140), (5460, 45378), (6552, 37815), (7020, 35294), (7560, 32773), (7563, 32760), (8190, 30252), (9828, 25210), (10084, 24570), (10920, 22689), (12285, 20168), (12605, 19656), (14040, 17647), (15126, 16380)]