121540440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:841

約数の個数: 128

約数和(自身を含む): 419074560

約数和(自身を除く): 297534120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 257, 280, 420, 514, 563, 771, 840, 1028, 1126, 1285, 1542, 1689, 1799, 2056, 2252, 2570, 2815, 3084, 3378, 3598, 3855, 3941, 4504, 5140, 5397, 5630, 6168, 6756, 7196, 7710, 7882, 8445, 8995, 10280, 10794, 11260, 11823, 13512, 14392, 15420, 15764, 16890, 17990, 19705, 21588, 22520, 23646, 26985, 30840, 31528, 33780, 35980, 39410, 43176, 47292, 53970, 59115, 67560, 71960, 78820, 94584, 107940, 118230, 144691, 157640, 215880, 236460, 289382, 434073, 472920, 578764, 723455, 868146, 1012837, 1157528, 1446910, 1736292, 2025674, 2170365, 2893820, 3038511, 3472584, 4051348, 4340730, 5064185, 5787640, 6077022, 8102696, 8681460, 10128370, 12154044, 15192555, 17362920, 20256740, 24308088, 30385110, 40513480, 60770220, 121540440]

約数ペア:

[(1, 121540440), (2, 60770220), (3, 40513480), (4, 30385110), (5, 24308088), (6, 20256740), (7, 17362920), (8, 15192555), (10, 12154044), (12, 10128370), (14, 8681460), (15, 8102696), (20, 6077022), (21, 5787640), (24, 5064185), (28, 4340730), (30, 4051348), (35, 3472584), (40, 3038511), (42, 2893820), (56, 2170365), (60, 2025674), (70, 1736292), (84, 1446910), (105, 1157528), (120, 1012837), (140, 868146), (168, 723455), (210, 578764), (257, 472920), (280, 434073), (420, 289382), (514, 236460), (563, 215880), (771, 157640), (840, 144691), (1028, 118230), (1126, 107940), (1285, 94584), (1542, 78820), (1689, 71960), (1799, 67560), (2056, 59115), (2252, 53970), (2570, 47292), (2815, 43176), (3084, 39410), (3378, 35980), (3598, 33780), (3855, 31528), (3941, 30840), (4504, 26985), (5140, 23646), (5397, 22520), (5630, 21588), (6168, 19705), (6756, 17990), (7196, 16890), (7710, 15764), (7882, 15420), (8445, 14392), (8995, 13512), (10280, 11823), (10794, 11260)]