160254920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 441365760

約数和(自身を除く): 281110840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 131, 136, 140, 170, 238, 257, 262, 280, 340, 476, 514, 524, 595, 655, 680, 917, 952, 1028, 1048, 1190, 1285, 1310, 1799, 1834, 2056, 2227, 2380, 2570, 2620, 3598, 3668, 4369, 4454, 4585, 4760, 5140, 5240, 7196, 7336, 8738, 8908, 8995, 9170, 10280, 11135, 14392, 15589, 17476, 17816, 17990, 18340, 21845, 22270, 30583, 31178, 33667, 34952, 35980, 36680, 43690, 44540, 61166, 62356, 67334, 71960, 77945, 87380, 89080, 122332, 124712, 134668, 152915, 155890, 168335, 174760, 235669, 244664, 269336, 305830, 311780, 336670, 471338, 572339, 611660, 623560, 673340, 942676, 1144678, 1178345, 1223320, 1346680, 1885352, 2289356, 2356690, 2861695, 4006373, 4578712, 4713380, 5723390, 8012746, 9426760, 11446780, 16025492, 20031865, 22893560, 32050984, 40063730, 80127460, 160254920]

約数ペア:

[(1, 160254920), (2, 80127460), (4, 40063730), (5, 32050984), (7, 22893560), (8, 20031865), (10, 16025492), (14, 11446780), (17, 9426760), (20, 8012746), (28, 5723390), (34, 4713380), (35, 4578712), (40, 4006373), (56, 2861695), (68, 2356690), (70, 2289356), (85, 1885352), (119, 1346680), (131, 1223320), (136, 1178345), (140, 1144678), (170, 942676), (238, 673340), (257, 623560), (262, 611660), (280, 572339), (340, 471338), (476, 336670), (514, 311780), (524, 305830), (595, 269336), (655, 244664), (680, 235669), (917, 174760), (952, 168335), (1028, 155890), (1048, 152915), (1190, 134668), (1285, 124712), (1310, 122332), (1799, 89080), (1834, 87380), (2056, 77945), (2227, 71960), (2380, 67334), (2570, 62356), (2620, 61166), (3598, 44540), (3668, 43690), (4369, 36680), (4454, 35980), (4585, 34952), (4760, 33667), (5140, 31178), (5240, 30583), (7196, 22270), (7336, 21845), (8738, 18340), (8908, 17990), (8995, 17816), (9170, 17476), (10280, 15589), (11135, 14392)]