77961660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 269982720

約数和(自身を除く): 192021060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 61, 68, 70, 84, 85, 102, 105, 119, 122, 140, 170, 179, 183, 204, 210, 238, 244, 255, 305, 340, 357, 358, 366, 420, 427, 476, 510, 537, 595, 610, 714, 716, 732, 854, 895, 915, 1020, 1037, 1074, 1190, 1220, 1253, 1281, 1428, 1708, 1785, 1790, 1830, 2074, 2135, 2148, 2380, 2506, 2562, 2685, 3043, 3111, 3570, 3580, 3660, 3759, 4148, 4270, 5012, 5124, 5185, 5370, 6086, 6222, 6265, 6405, 7140, 7259, 7518, 8540, 9129, 10370, 10740, 10919, 12172, 12444, 12530, 12810, 14518, 15036, 15215, 15555, 18258, 18795, 20740, 21301, 21777, 21838, 25060, 25620, 29036, 30430, 31110, 32757, 36295, 36516, 37590, 42602, 43554, 43676, 45645, 54595, 60860, 62220, 63903, 65514, 72590, 75180, 76433, 85204, 87108, 91290, 106505, 108885, 109190, 127806, 131028, 145180, 152866, 163785, 182580, 185623, 213010, 217770, 218380, 229299, 255612, 305732, 319515, 327570, 371246, 382165, 426020, 435540, 458598, 556869, 639030, 655140, 742492, 764330, 917196, 928115, 1113738, 1146495, 1278060, 1299361, 1528660, 1856230, 2227476, 2292990, 2598722, 2784345, 3712460, 3898083, 4585980, 5197444, 5568690, 6496805, 7796166, 11137380, 12993610, 15592332, 19490415, 25987220, 38980830, 77961660]

約数ペア:

[(1, 77961660), (2, 38980830), (3, 25987220), (4, 19490415), (5, 15592332), (6, 12993610), (7, 11137380), (10, 7796166), (12, 6496805), (14, 5568690), (15, 5197444), (17, 4585980), (20, 3898083), (21, 3712460), (28, 2784345), (30, 2598722), (34, 2292990), (35, 2227476), (42, 1856230), (51, 1528660), (60, 1299361), (61, 1278060), (68, 1146495), (70, 1113738), (84, 928115), (85, 917196), (102, 764330), (105, 742492), (119, 655140), (122, 639030), (140, 556869), (170, 458598), (179, 435540), (183, 426020), (204, 382165), (210, 371246), (238, 327570), (244, 319515), (255, 305732), (305, 255612), (340, 229299), (357, 218380), (358, 217770), (366, 213010), (420, 185623), (427, 182580), (476, 163785), (510, 152866), (537, 145180), (595, 131028), (610, 127806), (714, 109190), (716, 108885), (732, 106505), (854, 91290), (895, 87108), (915, 85204), (1020, 76433), (1037, 75180), (1074, 72590), (1190, 65514), (1220, 63903), (1253, 62220), (1281, 60860), (1428, 54595), (1708, 45645), (1785, 43676), (1790, 43554), (1830, 42602), (2074, 37590), (2135, 36516), (2148, 36295), (2380, 32757), (2506, 31110), (2562, 30430), (2685, 29036), (3043, 25620), (3111, 25060), (3570, 21838), (3580, 21777), (3660, 21301), (3759, 20740), (4148, 18795), (4270, 18258), (5012, 15555), (5124, 15215), (5185, 15036), (5370, 14518), (6086, 12810), (6222, 12530), (6265, 12444), (6405, 12172), (7140, 10919), (7259, 10740), (7518, 10370), (8540, 9129)]