209903760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1559}}^1$

素因数の和:1606

約数の個数: 240

約数和(自身を含む): 814769280

約数和(自身を除く): 604865520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 110, 120, 132, 136, 144, 153, 165, 170, 176, 180, 187, 198, 204, 220, 240, 255, 264, 272, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 528, 561, 612, 660, 680, 720, 748, 765, 792, 816, 880, 935, 990, 1020, 1122, 1224, 1320, 1360, 1496, 1530, 1559, 1584, 1683, 1870, 1980, 2040, 2244, 2448, 2640, 2805, 2992, 3060, 3118, 3366, 3740, 3960, 4080, 4488, 4677, 5610, 6120, 6236, 6732, 7480, 7795, 7920, 8415, 8976, 9354, 11220, 12240, 12472, 13464, 14031, 14960, 15590, 16830, 17149, 18708, 22440, 23385, 24944, 26503, 26928, 28062, 31180, 33660, 34298, 37416, 44880, 46770, 51447, 53006, 56124, 62360, 67320, 68596, 70155, 74832, 79509, 85745, 93540, 102894, 106012, 112248, 124720, 132515, 134640, 137192, 140310, 154341, 159018, 171490, 187080, 205788, 212024, 224496, 238527, 257235, 265030, 274384, 280620, 291533, 308682, 318036, 342980, 374160, 397545, 411576, 424048, 477054, 514470, 530060, 561240, 583066, 617364, 636072, 685960, 771705, 795090, 823152, 874599, 954108, 1028940, 1060120, 1122480, 1166132, 1192635, 1234728, 1272144, 1371920, 1457665, 1543410, 1590180, 1749198, 1908216, 2057880, 2120240, 2332264, 2385270, 2469456, 2623797, 2915330, 3086820, 3180360, 3498396, 3816432, 4115760, 4372995, 4664528, 4770540, 5247594, 5830660, 6173640, 6360720, 6996792, 8745990, 9541080, 10495188, 11661320, 12347280, 13118985, 13993584, 17491980, 19082160, 20990376, 23322640, 26237970, 34983960, 41980752, 52475940, 69967920, 104951880, 209903760]

約数ペア:

[(1, 209903760), (2, 104951880), (3, 69967920), (4, 52475940), (5, 41980752), (6, 34983960), (8, 26237970), (9, 23322640), (10, 20990376), (11, 19082160), (12, 17491980), (15, 13993584), (16, 13118985), (17, 12347280), (18, 11661320), (20, 10495188), (22, 9541080), (24, 8745990), (30, 6996792), (33, 6360720), (34, 6173640), (36, 5830660), (40, 5247594), (44, 4770540), (45, 4664528), (48, 4372995), (51, 4115760), (55, 3816432), (60, 3498396), (66, 3180360), (68, 3086820), (72, 2915330), (80, 2623797), (85, 2469456), (88, 2385270), (90, 2332264), (99, 2120240), (102, 2057880), (110, 1908216), (120, 1749198), (132, 1590180), (136, 1543410), (144, 1457665), (153, 1371920), (165, 1272144), (170, 1234728), (176, 1192635), (180, 1166132), (187, 1122480), (198, 1060120), (204, 1028940), (220, 954108), (240, 874599), (255, 823152), (264, 795090), (272, 771705), (306, 685960), (330, 636072), (340, 617364), (360, 583066), (374, 561240), (396, 530060), (408, 514470), (440, 477054), (495, 424048), (510, 411576), (528, 397545), (561, 374160), (612, 342980), (660, 318036), (680, 308682), (720, 291533), (748, 280620), (765, 274384), (792, 265030), (816, 257235), (880, 238527), (935, 224496), (990, 212024), (1020, 205788), (1122, 187080), (1224, 171490), (1320, 159018), (1360, 154341), (1496, 140310), (1530, 137192), (1559, 134640), (1584, 132515), (1683, 124720), (1870, 112248), (1980, 106012), (2040, 102894), (2244, 93540), (2448, 85745), (2640, 79509), (2805, 74832), (2992, 70155), (3060, 68596), (3118, 67320), (3366, 62360), (3740, 56124), (3960, 53006), (4080, 51447), (4488, 46770), (4677, 44880), (5610, 37416), (6120, 34298), (6236, 33660), (6732, 31180), (7480, 28062), (7795, 26928), (7920, 26503), (8415, 24944), (8976, 23385), (9354, 22440), (11220, 18708), (12240, 17149), (12472, 16830), (13464, 15590), (14031, 14960)]