238720560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4027}}^1$

素因数の和:4075

約数の個数: 160

約数和(自身を含む): 839112960

約数和(自身を除く): 600392400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2964, 3120, 3705, 3952, 4027, 4560, 4940, 5928, 7410, 8054, 9880, 11856, 12081, 14820, 16108, 19760, 20135, 24162, 29640, 32216, 40270, 48324, 52351, 59280, 60405, 64432, 76513, 80540, 96648, 104702, 120810, 153026, 157053, 161080, 193296, 209404, 229539, 241620, 261755, 306052, 314106, 322160, 382565, 418808, 459078, 483240, 523510, 612104, 628212, 765130, 785265, 837616, 918156, 966480, 994669, 1047020, 1147695, 1224208, 1256424, 1530260, 1570530, 1836312, 1989338, 2094040, 2295390, 2512848, 2984007, 3060520, 3141060, 3672624, 3978676, 4188080, 4590780, 4973345, 5968014, 6121040, 6282120, 7957352, 9181560, 9946690, 11936028, 12564240, 14920035, 15914704, 18363120, 19893380, 23872056, 29840070, 39786760, 47744112, 59680140, 79573520, 119360280, 238720560]

約数ペア:

[(1, 238720560), (2, 119360280), (3, 79573520), (4, 59680140), (5, 47744112), (6, 39786760), (8, 29840070), (10, 23872056), (12, 19893380), (13, 18363120), (15, 15914704), (16, 14920035), (19, 12564240), (20, 11936028), (24, 9946690), (26, 9181560), (30, 7957352), (38, 6282120), (39, 6121040), (40, 5968014), (48, 4973345), (52, 4590780), (57, 4188080), (60, 3978676), (65, 3672624), (76, 3141060), (78, 3060520), (80, 2984007), (95, 2512848), (104, 2295390), (114, 2094040), (120, 1989338), (130, 1836312), (152, 1570530), (156, 1530260), (190, 1256424), (195, 1224208), (208, 1147695), (228, 1047020), (240, 994669), (247, 966480), (260, 918156), (285, 837616), (304, 785265), (312, 765130), (380, 628212), (390, 612104), (456, 523510), (494, 483240), (520, 459078), (570, 418808), (624, 382565), (741, 322160), (760, 314106), (780, 306052), (912, 261755), (988, 241620), (1040, 229539), (1140, 209404), (1235, 193296), (1482, 161080), (1520, 157053), (1560, 153026), (1976, 120810), (2280, 104702), (2470, 96648), (2964, 80540), (3120, 76513), (3705, 64432), (3952, 60405), (4027, 59280), (4560, 52351), (4940, 48324), (5928, 40270), (7410, 32216), (8054, 29640), (9880, 24162), (11856, 20135), (12081, 19760), (14820, 16108)]