260371440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2764

約数の個数: 240

約数和(自身を含む): 1052313600

約数和(自身を除く): 791942160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2394, 2520, 2660, 2719, 2736, 3192, 3420, 3990, 4560, 4788, 5040, 5320, 5438, 5985, 6384, 6840, 7980, 8157, 9576, 10640, 10876, 11970, 13595, 13680, 15960, 16314, 19033, 19152, 21752, 23940, 24471, 27190, 31920, 32628, 38066, 40785, 43504, 47880, 48942, 51661, 54380, 57099, 65256, 76132, 81570, 95165, 95760, 97884, 103322, 108760, 114198, 122355, 130512, 152264, 154983, 163140, 171297, 190330, 195768, 206644, 217520, 228396, 244710, 258305, 285495, 304528, 309966, 326280, 342594, 361627, 380660, 391536, 413288, 456792, 464949, 489420, 516610, 570990, 619932, 652560, 685188, 723254, 761320, 774915, 826576, 856485, 913584, 929898, 978840, 1033220, 1084881, 1141980, 1239864, 1370376, 1446508, 1522640, 1549830, 1712970, 1808135, 1859796, 1957680, 2066440, 2169762, 2283960, 2324745, 2479728, 2740752, 2893016, 3099660, 3254643, 3425940, 3616270, 3719592, 4132880, 4339524, 4567920, 4649490, 5424405, 5786032, 6199320, 6509286, 6851880, 7232540, 7439184, 8679048, 9298980, 10848810, 12398640, 13018572, 13703760, 14465080, 16273215, 17358096, 18597960, 21697620, 26037144, 28930160, 32546430, 37195920, 43395240, 52074288, 65092860, 86790480, 130185720, 260371440]

約数ペア:

[(1, 260371440), (2, 130185720), (3, 86790480), (4, 65092860), (5, 52074288), (6, 43395240), (7, 37195920), (8, 32546430), (9, 28930160), (10, 26037144), (12, 21697620), (14, 18597960), (15, 17358096), (16, 16273215), (18, 14465080), (19, 13703760), (20, 13018572), (21, 12398640), (24, 10848810), (28, 9298980), (30, 8679048), (35, 7439184), (36, 7232540), (38, 6851880), (40, 6509286), (42, 6199320), (45, 5786032), (48, 5424405), (56, 4649490), (57, 4567920), (60, 4339524), (63, 4132880), (70, 3719592), (72, 3616270), (76, 3425940), (80, 3254643), (84, 3099660), (90, 2893016), (95, 2740752), (105, 2479728), (112, 2324745), (114, 2283960), (120, 2169762), (126, 2066440), (133, 1957680), (140, 1859796), (144, 1808135), (152, 1712970), (168, 1549830), (171, 1522640), (180, 1446508), (190, 1370376), (210, 1239864), (228, 1141980), (240, 1084881), (252, 1033220), (266, 978840), (280, 929898), (285, 913584), (304, 856485), (315, 826576), (336, 774915), (342, 761320), (360, 723254), (380, 685188), (399, 652560), (420, 619932), (456, 570990), (504, 516610), (532, 489420), (560, 464949), (570, 456792), (630, 413288), (665, 391536), (684, 380660), (720, 361627), (760, 342594), (798, 326280), (840, 309966), (855, 304528), (912, 285495), (1008, 258305), (1064, 244710), (1140, 228396), (1197, 217520), (1260, 206644), (1330, 195768), (1368, 190330), (1520, 171297), (1596, 163140), (1680, 154983), (1710, 152264), (1995, 130512), (2128, 122355), (2280, 114198), (2394, 108760), (2520, 103322), (2660, 97884), (2719, 95760), (2736, 95165), (3192, 81570), (3420, 76132), (3990, 65256), (4560, 57099), (4788, 54380), (5040, 51661), (5320, 48942), (5438, 47880), (5985, 43504), (6384, 40785), (6840, 38066), (7980, 32628), (8157, 31920), (9576, 27190), (10640, 24471), (10876, 23940), (11970, 21752), (13595, 19152), (13680, 19033), (15960, 16314)]