38980830

素因数分解:

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

素因数の和:274

約数の個数: 128

約数和(自身を含む): 115706880

約数和(自身を除く): 76726050

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 61, 70, 85, 102, 105, 119, 122, 170, 179, 183, 210, 238, 255, 305, 357, 358, 366, 427, 510, 537, 595, 610, 714, 854, 895, 915, 1037, 1074, 1190, 1253, 1281, 1785, 1790, 1830, 2074, 2135, 2506, 2562, 2685, 3043, 3111, 3570, 3759, 4270, 5185, 5370, 6086, 6222, 6265, 6405, 7259, 7518, 9129, 10370, 10919, 12530, 12810, 14518, 15215, 15555, 18258, 18795, 21301, 21777, 21838, 30430, 31110, 32757, 36295, 37590, 42602, 43554, 45645, 54595, 63903, 65514, 72590, 76433, 91290, 106505, 108885, 109190, 127806, 152866, 163785, 185623, 213010, 217770, 229299, 319515, 327570, 371246, 382165, 458598, 556869, 639030, 764330, 928115, 1113738, 1146495, 1299361, 1856230, 2292990, 2598722, 2784345, 3898083, 5568690, 6496805, 7796166, 12993610, 19490415, 38980830]

約数ペア:

[(1, 38980830), (2, 19490415), (3, 12993610), (5, 7796166), (6, 6496805), (7, 5568690), (10, 3898083), (14, 2784345), (15, 2598722), (17, 2292990), (21, 1856230), (30, 1299361), (34, 1146495), (35, 1113738), (42, 928115), (51, 764330), (61, 639030), (70, 556869), (85, 458598), (102, 382165), (105, 371246), (119, 327570), (122, 319515), (170, 229299), (179, 217770), (183, 213010), (210, 185623), (238, 163785), (255, 152866), (305, 127806), (357, 109190), (358, 108885), (366, 106505), (427, 91290), (510, 76433), (537, 72590), (595, 65514), (610, 63903), (714, 54595), (854, 45645), (895, 43554), (915, 42602), (1037, 37590), (1074, 36295), (1190, 32757), (1253, 31110), (1281, 30430), (1785, 21838), (1790, 21777), (1830, 21301), (2074, 18795), (2135, 18258), (2506, 15555), (2562, 15215), (2685, 14518), (3043, 12810), (3111, 12530), (3570, 10919), (3759, 10370), (4270, 9129), (5185, 7518), (5370, 7259), (6086, 6405), (6222, 6265)]